Barko Hydraulics 930 Service Manual

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Machine

Serial Number

The information and illustrations in this manual have

been approved as accurate at the time of printing.

However, the manual may contain information on

options not present on your loader. The right is reserved

by Barko Hydraulics,LLC to make changes and

improvements in its product at any time without notice

or obligation.

SERVICE MANUAL

B A R K O

9 3 0 - 9 3 7

M U L C H E R

060611

NOTE: The operating and safety instructions for a Attachment are not included in this manual.

See separate Attachment manual.

930-937 Mulcher

B A R K O

H Y D R A U L I C S ,

L L C

1 BANKS AVENUE, SUPERIOR, WI 54880

phone: 715-392-5641 fax: 715-392-3931

website: www.barko.com email: barkohydraulics@barko.com

OPERATORS: 800-00256 PARTS: 800-00257 SERVICE: 800-00258

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Summary of 930

Page 1
Machine serial number the information and illustrations in this manual have been approved as accurate at the time of printing. However, the manual may contain information on options not present on your loader. The right is reserved by barko hydraulics,llc to make changes and improvements in its prod...
Page 2
Table of contents table of contents table of contents table of contents table of contents introduction introduction introduction introduction introduction ............................... ............................... ............................... ............................... ....................
Page 3
Page 3 page 3 page 3 page 3 page 3 930-937 mulcher (s) 800-00258 introductionintroductionintroductionintroductionintroduction.
Page 4
Page 4 page 4 page 4 page 4 page 4 930-937 mulcher (s) 800-00258 introduction introduction introduction introduction introduction your barko mulcher has been designed and manufactured with high quality materials and care in workmanship. This manual is intended as a permanent reference to aid profess...
Page 5
Page 5 page 5 page 5 page 5 page 5 930-937 mulcher (s) 800-00258 abbreviations and symbols abbreviations and symbols abbreviations and symbols abbreviations and symbols abbreviations and symbols explanations of other occurrences in this manual: explanations of other occurrences in this manual: expla...
Page 6
Page 6 page 6 page 6 page 6 page 6 930-937 mulcher (s) 800-00258 warning warning warning warning warning warning warning warning warning warning barko hydraulics, llc barko hydraulics, llc barko hydraulics, llc barko hydraulics, llc barko hydraulics, llc raising hydraulic pressure on raising hydraul...
Page 7
Page 7 page 7 page 7 page 7 page 7 930-937 mulcher (s) 800-00258 barko hydraulics, llc barko hydraulics, llc barko hydraulics, llc barko hydraulics, llc barko hydraulics, llc warranty warranty warranty warranty warranty barko hydraulics, l.L.C. ("barko") warrants to the distributor and/or original b...
Page 8
Page 8 page 8 page 8 page 8 page 8 930-937 mulcher (s) 800-00258 the following is a list of ten important safety precautions and warnings you should read through and the following is a list of ten important safety precautions and warnings you should read through and the following is a list of ten im...
Page 9
Page 9 page 9 page 9 page 9 page 9 930-937 mulcher (s) 800-00258 safety summary safety summary safety summary safety summary safety summary danger danger danger danger danger never approach power lines with any part of the never approach power lines with any part of the never approach power lines wi...
Page 10
Page 10 page 10 page 10 page 10 page 10 930-937 mulcher (s) 800-00258 warning warning warning warning warning do not operate or work on machine until you: do not operate or work on machine until you: do not operate or work on machine until you: do not operate or work on machine until you: do not ope...
Page 11
Page 11 page 11 page 11 page 11 page 11 930-937 mulcher (s) 800-00258 warning warning warning warning warning high pressure hydraulic fluid can penetrate skin high pressure hydraulic fluid can penetrate skin high pressure hydraulic fluid can penetrate skin high pressure hydraulic fluid can penetrate...
Page 12
Page 12 page 12 page 12 page 12 page 12 930-937 mulcher (s) 800-00258 warning warning warning warning warning any unauthorized welding, alterations, additions any unauthorized welding, alterations, additions any unauthorized welding, alterations, additions any unauthorized welding, alterations, addi...
Page 13
Page 13 page 13 page 13 page 13 page 13 930-937 mulcher (s) 800-00258 warning warning warning warning warning do not exceed 15 p.S.I. Nozzle pressure when do not exceed 15 p.S.I. Nozzle pressure when do not exceed 15 p.S.I. Nozzle pressure when do not exceed 15 p.S.I. Nozzle pressure when do not exc...
Page 14
Page 14 page 14 page 14 page 14 page 14 930-937 mulcher (s) 800-00258 fire prevention fire prevention fire prevention fire prevention fire prevention this machine has several components which are at high temperatures under normal operating conditions, such as engine, exhaust system, brake system and...
Page 15
Page 15 page 15 page 15 page 15 page 15 930-937 mulcher (s) 800-00258 model description model description model description model description model description c a b c a b c a b c a b c a b front front front front front frame frame frame frame frame tilt tilt tilt tilt tilt cylinders cylinders cylin...
Page 16
Page 16 page 16 page 16 page 16 page 16 930-937 mulcher (s) 800-00258 maintenancemaintenancemaintenancemaintenancemaintenance a. Preventive maintenance a. Preventive maintenance a. Preventive maintenance a. Preventive maintenance a. Preventive maintenance maintenancemaintenancemaintenancemaintenance...
Page 17
Page 17 page 17 page 17 page 17 page 17 930-937 mulcher (s) 800-00258 safety while servicing safety while servicing safety while servicing safety while servicing safety while servicing the following maintenance section gives suggested guidelines for operational maintenance on your machine. In severe...
Page 18
Page 18 page 18 page 18 page 18 page 18 930-937 mulcher (s) 800-00258 preventive maintenance is really just a simple matter of common sense. If you keep any piece of mechanical equipment clean and properly lubricated, and promptly replace any worn or damaged parts, you are going to "prevent" deterio...
Page 19
Page 19 page 19 page 19 page 19 page 19 930-937 mulcher (s) 800-00258 service schedule service schedule service schedule service schedule service schedule engine air cleaner engine air cleaner engine air cleaner engine air cleaner engine air cleaner - inspect for cracks, loose clamps, or other damag...
Page 20
Page 20 page 20 page 20 page 20 page 20 930-937 mulcher (s) 800-00258 service schedule continued... 8 hours 8 hours 8 hours 8 hours 8 hours daily daily daily daily daily service required service required service required service required service required 50 hours 50 hours 50 hours 50 hours 50 hours ...
Page 21
Page 21 page 21 page 21 page 21 page 21 930-937 mulcher (s) 800-00258 axle differential oil axle differential oil axle differential oil axle differential oil axle differential oil - check oil level. Wheel bearings wheel bearings wheel bearings wheel bearings wheel bearings - clean and inspect. Repla...
Page 22
Page 22 page 22 page 22 page 22 page 22 930-937 mulcher (s) 800-00258 daily maintenance daily maintenance daily maintenance daily maintenance daily maintenance visually inspect the tires for proper inflation, and for cuts, gouges, blisters or tread separation. Check the tire pressure. Make sure all ...
Page 23
Page 23 page 23 page 23 page 23 page 23 930-937 mulcher (s) 800-00258 lubrication points lubrication points lubrication points lubrication points lubrication points 1 link to attachment pivots 2 link to parallel link pivots 3 parallel link to lift arm pivots 4 lift arm to attachment pivots 5 lift ar...
Page 24
Page 24 page 24 page 24 page 24 page 24 930-937 mulcher (s) 800-00258 centralized centralized centralized centralized centralized lube system lube system lube system lube system lube system lubrication points continued... 1 rear u-joint 2 rear slip yoke 3 transmission u-joint 4 front slip yoke 5 mid...
Page 25
Page 25 page 25 page 25 page 25 page 25 930-937 mulcher (s) 800-00258 fluid specifications fluid specifications fluid specifications fluid specifications fluid specifications for operation in different temperatures, refer to the following chart for selection of hydraulic oil. Iso viscosity grade iso...
Page 26
Page 26 page 26 page 26 page 26 page 26 930-937 mulcher (s) 800-00258 fuel storage fuel storage fuel storage fuel storage fuel storage note: note: note: note: note: diesel fuels stored for a long time may form gum or bacteria and plug filters. Keep fuel in a clean container and store in a protected ...
Page 27
Page 27 page 27 page 27 page 27 page 27 930-937 mulcher (s) 800-00258 special torque specifications special torque specifications special torque specifications special torque specifications special torque specifications 1 11 11 2 22 22 3 33 33 rear rear rear rear rear frame frame frame frame frame r...
Page 28
Page 28 page 28 page 28 page 28 page 28 930-937 mulcher (s) 800-00258 1/4 9 10 5 6 5/16 17 20 10 12 3/8 31 35 19 21 7/16 50 55 30 33 1/2 75 85 45 51 9/16 110 120 66 72 5/8 150 170 90 100 3/4 265 300 160 180 7/8 400 435 240 260 1 600 650 360 390 1-1/8 800 900 480 540 1-1/4 1120 1240 670 745 1-3/8 147...
Page 29
Page 29 page 29 page 29 page 29 page 29 930-937 mulcher (s) 800-00258 maintenancemaintenancemaintenancemaintenancemaintenance b. Hydraulic system b. Hydraulic system b. Hydraulic system b. Hydraulic system b. Hydraulic system.
Page 30
Page 30 page 30 page 30 page 30 page 30 930-937 mulcher (s) 800-00258 hydraulic hose hookup hydraulic hose hookup hydraulic hose hookup hydraulic hose hookup hydraulic hose hookup note: lift arms, lift cylinders and lift hoses are not shown. Lift hoses run from end of lift cylinders through cutouts ...
Page 31
Page 31 page 31 page 31 page 31 page 31 930-937 mulcher (s) 800-00258 607-00145 607-00145 607-00145 607-00145 607-00145 930 (no float) 930 (no float) 930 (no float) 930 (no float) 930 (no float) hydraulic schematic hydraulic schematic hydraulic schematic hydraulic schematic hydraulic schematic.
Page 32
Page 32 page 32 page 32 page 32 page 32 930-937 mulcher (s) 800-00258 hydraulic assembly hydraulic assembly hydraulic assembly hydraulic assembly hydraulic assembly 765-40035 765-40035 765-40035 765-40035 765-40035 rear frame rear frame rear frame rear frame rear frame.
Page 33
Page 33 page 33 page 33 page 33 page 33 930-937 mulcher (s) 800-00258 hydraulic assembly hydraulic assembly hydraulic assembly hydraulic assembly hydraulic assembly 765-40035 765-40035 765-40035 765-40035 765-40035 front frame front frame front frame front frame front frame.
Page 34
Page 34 page 34 page 34 page 34 page 34 930-937 mulcher (s) 800-00258 937 (no float) 937 (no float) 937 (no float) 937 (no float) 937 (no float) hydraulic schematic hydraulic schematic hydraulic schematic hydraulic schematic hydraulic schematic 607-00149 607-00149 607-00149 607-00149 607-00149.
Page 35
Page 35 page 35 page 35 page 35 page 35 930-937 mulcher (s) 800-00258 hydraulic assembly hydraulic assembly hydraulic assembly hydraulic assembly hydraulic assembly 765-40040 765-40040 765-40040 765-40040 765-40040 rear frame rear frame rear frame rear frame rear frame.
Page 36
Page 36 page 36 page 36 page 36 page 36 930-937 mulcher (s) 800-00258 hydraulic assembly hydraulic assembly hydraulic assembly hydraulic assembly hydraulic assembly 765-40040 765-40040 765-40040 765-40040 765-40040 front frame front frame front frame front frame front frame.
Page 37
Page 37 page 37 page 37 page 37 page 37 930-937 mulcher (s) 800-00258 pressure settings (mulcher machines) pressure settings (mulcher machines) pressure settings (mulcher machines) pressure settings (mulcher machines) pressure settings (mulcher machines) mulcher pressure settings mulcher pressure se...
Page 38
Page 38 page 38 page 38 page 38 page 38 930-937 mulcher (s) 800-00258 mulcher machine pressure adjustments continued... Sauer sauer sauer sauer sauer mulcher pump mulcher pump mulcher pump mulcher pump mulcher pump rexroth rexroth rexroth rexroth rexroth drive pump drive pump drive pump drive pump d...
Page 39
Page 39 page 39 page 39 page 39 page 39 930-937 mulcher (s) 800-00258 rexroth accessory pump adjustment procedure rexroth accessory pump adjustment procedure rexroth accessory pump adjustment procedure rexroth accessory pump adjustment procedure rexroth accessory pump adjustment procedure 1. Install...
Page 40
Page 40 page 40 page 40 page 40 page 40 930-937 mulcher (s) 800-00258 mulcher machine pressure settings continued... Differential lock/servo valve pressure adjustment procedure differential lock/servo valve pressure adjustment procedure differential lock/servo valve pressure adjustment procedure dif...
Page 41
Page 41 page 41 page 41 page 41 page 41 930-937 mulcher (s) 800-00258 sauer mulcher pump charge pressure adjustment procedure sauer mulcher pump charge pressure adjustment procedure sauer mulcher pump charge pressure adjustment procedure sauer mulcher pump charge pressure adjustment procedure sauer ...
Page 42
Page 42 page 42 page 42 page 42 page 42 930-937 mulcher (s) 800-00258 sauer mulcher pump pressure adjustment procedure sauer mulcher pump pressure adjustment procedure sauer mulcher pump pressure adjustment procedure sauer mulcher pump pressure adjustment procedure sauer mulcher pump pressure adjust...
Page 43
Page 43 page 43 page 43 page 43 page 43 930-937 mulcher (s) 800-00258 mulcher machine pressure adjustment procedure continued... Rexroth drive pump rexroth drive pump rexroth drive pump rexroth drive pump rexroth drive pump p.O.R. Screw p.O.R. Screw p.O.R. Screw p.O.R. Screw p.O.R. Screw centering h...
Page 44
Page 44 page 44 page 44 page 44 page 44 930-937 mulcher (s) 800-00258 sauer drive pump charge pressure sauer drive pump charge pressure sauer drive pump charge pressure sauer drive pump charge pressure sauer drive pump charge pressure adjustment procedure adjustment procedure adjustment procedure ad...
Page 45
Page 45 page 45 page 45 page 45 page 45 930-937 mulcher (s) 800-00258 rexroth drive motor pressure adjustment procedure (ha control) rexroth drive motor pressure adjustment procedure (ha control) rexroth drive motor pressure adjustment procedure (ha control) rexroth drive motor pressure adjustment p...
Page 46
Page 46 page 46 page 46 page 46 page 46 930-937 mulcher (s) 800-00258 sauer drive motor pressure adjustment procedure sauer drive motor pressure adjustment procedure sauer drive motor pressure adjustment procedure sauer drive motor pressure adjustment procedure sauer drive motor pressure adjustment ...
Page 47
Page 47 page 47 page 47 page 47 page 47 930-937 mulcher (s) 800-00258 hydraulic hose hookup (mulcher) hydraulic hose hookup (mulcher) hydraulic hose hookup (mulcher) hydraulic hose hookup (mulcher) hydraulic hose hookup (mulcher) note: lift arms, lift cylinders and lift hoses are not shown. Lift hos...
Page 48
Page 48 page 48 page 48 page 48 page 48 930-937 mulcher (s) 800-00258 hydraulic reservoir maintenance hydraulic reservoir maintenance hydraulic reservoir maintenance hydraulic reservoir maintenance hydraulic reservoir maintenance the hydraulic oil reservoir, is located on the rear of the frame on th...
Page 49
Page 49 page 49 page 49 page 49 page 49 930-937 mulcher (s) 800-00258 hydraulic oil changing procedure hydraulic oil changing procedure hydraulic oil changing procedure hydraulic oil changing procedure hydraulic oil changing procedure this procedure should be performed once during the breaking in pe...
Page 50
Page 50 page 50 page 50 page 50 page 50 930-937 mulcher (s) 800-00258 a. The "return" filter a. The "return" filter a. The "return" filter a. The "return" filter a. The "return" filter one return filter is used, and is located on top of the hydraulic oil reservoir. See figure 1. Key to clean fluids ...
Page 51
Page 51 page 51 page 51 page 51 page 51 930-937 mulcher (s) 800-00258 filter head filter head filter head filter head filter head filter element filter element filter element filter element filter element figure 2 figure 2 figure 2 figure 2 figure 2 b. Cleanable type: soak element in ultrasonic clea...
Page 52
Page 52 page 52 page 52 page 52 page 52 930-937 mulcher (s) 800-00258 eliminating air from the sytem eliminating air from the sytem eliminating air from the sytem eliminating air from the sytem eliminating air from the sytem all hydraulic fluid contains some dissolved air, usually about 10% by volum...
Page 53
Page 53 page 53 page 53 page 53 page 53 930-937 mulcher (s) 800-00258 a heavy wall tubing and multi-wire hose network carries the hydraulic oil from the reservoir to the pumps and valves and then to cylinders and motors and finally back to the reservoir. Operating pressure of the hydraulic system va...
Page 54
Page 54 page 54 page 54 page 54 page 54 930-937 mulcher (s) 800-00258 hydraulic cylinder maintenance hydraulic cylinder maintenance hydraulic cylinder maintenance hydraulic cylinder maintenance hydraulic cylinder maintenance hydraulic cylinders provide force used to operate booms, attachment, and st...
Page 55
Page 55 page 55 page 55 page 55 page 55 930-937 mulcher (s) 800-00258 item no. Item no. Item no. Item no. Item no. Description description description description description qty. Qty. Qty. Qty. Qty. 1 11 11 seal-piston seal-piston seal-piston seal-piston seal-piston 1 11 11 2 22 22 wear ring wear r...
Page 56
Page 56 page 56 page 56 page 56 page 56 930-937 mulcher (s) 800-00258 lubricants lubricants lubricants lubricants lubricants differential oil types - differential oil types - differential oil types - differential oil types - differential oil types - see figure 1. See figure 1. See figure 1. See figu...
Page 57
Page 57 page 57 page 57 page 57 page 57 930-937 mulcher (s) 800-00258 grease - grease - grease - grease - grease - see figure 2. See figure 2. See figure 2. See figure 2. See figure 2. Depending on the expected air temperature range during use, use grease shown on chart in figure 2. Greases recommen...
Page 58
Page 58 page 58 page 58 page 58 page 58 930-937 mulcher (s) 800-00258 maintenancemaintenancemaintenancemaintenancemaintenance c. Electrical system c. Electrical system c. Electrical system c. Electrical system c. Electrical system.
Page 59
Page 59 page 59 page 59 page 59 page 59 930-937 mulcher (s) 800-00258 electrical schematic electrical schematic electrical schematic electrical schematic electrical schematic 903-00122 903-00122 903-00122 903-00122 903-00122 (cummins engine) (cummins engine) (cummins engine) (cummins engine) (cummin...
Page 60
Page 60 page 60 page 60 page 60 page 60 930-937 mulcher (s) 800-00258 electrical schematic electrical schematic electrical schematic electrical schematic electrical schematic 903-00140 903-00140 903-00140 903-00140 903-00140 (cummins engine) (cummins engine) (cummins engine) (cummins engine) (cummin...
Page 61
Page 61 page 61 page 61 page 61 page 61 930-937 mulcher (s) 800-00258 electrical schematic electrical schematic electrical schematic electrical schematic electrical schematic 903-00120 903-00120 903-00120 903-00120 903-00120 (john deere engine) (john deere engine) (john deere engine) (john deere eng...
Page 62
Page 62 page 62 page 62 page 62 page 62 930-937 mulcher (s) 800-00258 electrical schematic electrical schematic electrical schematic electrical schematic electrical schematic 903-00141 903-00141 903-00141 903-00141 903-00141 (john deere engine) (john deere engine) (john deere engine) (john deere eng...
Page 63
Page 63 page 63 page 63 page 63 page 63 930-937 mulcher (s) 800-00258 heater-air conditioner electrical schematic heater-air conditioner electrical schematic heater-air conditioner electrical schematic heater-air conditioner electrical schematic heater-air conditioner electrical schematic.
Page 64
Page 64 page 64 page 64 page 64 page 64 930-937 mulcher (s) 800-00258 heater-air conditioner electrical schematic heater-air conditioner electrical schematic heater-air conditioner electrical schematic heater-air conditioner electrical schematic heater-air conditioner electrical schematic.
Page 65
Page 65 page 65 page 65 page 65 page 65 930-937 mulcher (s) 800-00258 electrical system maintenance electrical system maintenance electrical system maintenance electrical system maintenance electrical system maintenance electrical system description electrical system description electrical system de...
Page 66
Page 66 page 66 page 66 page 66 page 66 930-937 mulcher (s) 800-00258 warning warning warning warning warning do not touch battery terminals with any metal or allow jumper cable ends to touch do not touch battery terminals with any metal or allow jumper cable ends to touch do not touch battery termi...
Page 67
Page 67 page 67 page 67 page 67 page 67 930-937 mulcher (s) 800-00258 warning warning warning warning warning do not touch battery terminals with any metal. Sparks may occur, causing damage do not touch battery terminals with any metal. Sparks may occur, causing damage do not touch battery terminals...
Page 68
Page 68 page 68 page 68 page 68 page 68 930-937 mulcher (s) 800-00258 3. If any of these tests show zero voltage, repair or replace wiring. 4. Check voltage again until correct reading appears. Checking alternator output checking alternator output checking alternator output checking alternator outpu...
Page 69
Page 69 page 69 page 69 page 69 page 69 930-937 mulcher (s) 800-00258 battery does not hold it's charge. Alternator will not charge. Starter will not turn the engine. Problem problem problem problem problem cause cause cause cause cause 1,2,3,4,5 1,2,5 2,3,4,6,7,8 key to correct the cause key to cor...
Page 70
Page 70 page 70 page 70 page 70 page 70 930-937 mulcher (s) 800-00258 air conditioner system layout air conditioner system layout air conditioner system layout air conditioner system layout air conditioner system layout to engine to engine to engine to engine to engine compressor compressor compress...
Page 71
Page 71 page 71 page 71 page 71 page 71 930-937 mulcher (s) 800-00258 air conditioner maintenance (930-937 mulcher) continued... Outside air flow outside air flow outside air flow outside air flow outside air flow high pressure liquid high pressure liquid high pressure liquid high pressure liquid hi...
Page 72
Page 72 page 72 page 72 page 72 page 72 930-937 mulcher (s) 800-00258 air conditioner maintenance (930-937 mulcher) continued... Checking/adding refrigerant checking/adding refrigerant checking/adding refrigerant checking/adding refrigerant checking/adding refrigerant allow only certified personnel ...
Page 73
Page 73 page 73 page 73 page 73 page 73 930-937 mulcher (s) 800-00258 air conditioner maintenance (930-937 mulcher) continued... Air conditioner trouble shooting air conditioner trouble shooting air conditioner trouble shooting air conditioner trouble shooting air conditioner trouble shooting to dis...
Page 74
Page 74 page 74 page 74 page 74 page 74 930-937 mulcher (s) 800-00258 problem: evaporator core icing up (freezing up) evaporator probe (2-pin black connector) 1. Set the control temperature to a low value. Verify that the compressor is on. Pull the probe and place is in a bath of ice water. Compress...
Page 75
Page 75 page 75 page 75 page 75 page 75 930-937 mulcher (s) 800-00258 atc controller atc controller atc controller atc controller atc controller rfi interference rfi interference rfi interference rfi interference rfi interference it has been discovered that the programmable control panel may have so...
Page 76
Page 76 page 76 page 76 page 76 page 76 930-937 mulcher (s) 800-00258 instructions for advanced diagnostics atc system and programming instructions for advanced diagnostics atc system and programming instructions for advanced diagnostics atc system and programming instructions for advanced diagnosti...
Page 77
Page 77 page 77 page 77 page 77 page 77 930-937 mulcher (s) 800-00258 a9: no connection a10: no connection a11: no connection a12: no connection b1: cab temperature signal for 30k thermistor b2: cab temperature ground b3: ambient temperature signal b4: water valve feedback signal b5: no connection 1...
Page 78
Page 78 page 78 page 78 page 78 page 78 930-937 mulcher (s) 800-00258 air conditioner trouble shooting (930-937 mulcher) continued... Programming 1) turn on. 2) error code display mode is accessed by pressing the “on” key three times quickly. 3) the advanced diagnostics display mode is activated by ...
Page 79
Page 79 page 79 page 79 page 79 page 79 930-937 mulcher (s) 800-00258 air conditioner trouble shooting (930-937 mulcher) continued... Press the “fan up”/”fan down” keys to select a config setting. Press the “temp up”/”temp down” keys to change the selected setting. Barko programming barko programmin...
Page 80
Page 80 page 80 page 80 page 80 page 80 930-937 mulcher (s) 800-00258 5) turn off when done programming. 6) check error code display by pressing the "on" key three times quickly should read "eq" air conditioner trouble shooting (930-937 mulcher) continued....
Page 81
Page 81 page 81 page 81 page 81 page 81 930-937 mulcher (s) 800-00258 maintenancemaintenancemaintenancemaintenancemaintenance d. Power unit maintenance d. Power unit maintenance d. Power unit maintenance d. Power unit maintenance d. Power unit maintenance.
Page 82
Page 82 page 82 page 82 page 82 page 82 930-937 mulcher (s) 800-00258 the standard source of power for the hydraulic system in this machine is a cummins 6c diesel engine. The john deere engine is optional. Complete specifications, operating instructions, and maintenance and lubrication information w...
Page 83
Page 83 page 83 page 83 page 83 page 83 930-937 mulcher (s) 800-00258 2 pad pump drive 2 pad pump drive 2 pad pump drive 2 pad pump drive 2 pad pump drive 3 pad pump drive 3 pad pump drive 3 pad pump drive 3 pad pump drive 3 pad pump drive 4 pad pump drive 4 pad pump drive 4 pad pump drive 4 pad pum...
Page 84
Page 84 page 84 page 84 page 84 page 84 930-937 mulcher (s) 800-00258 figure 2 figure 2 figure 2 figure 2 figure 2 3. Remove pump drive from engine by removing capscrews, holding engine adaptor housing to flywheel cover of engine. Remove pump drive straight away from engine. A. Flex plate driven mod...
Page 85
Page 85 page 85 page 85 page 85 page 85 930-937 mulcher (s) 800-00258 typical adaptor plate typical adaptor plate typical adaptor plate typical adaptor plate typical adaptor plate let ends extend beyond flange let ends extend beyond flange let ends extend beyond flange let ends extend beyond flange ...
Page 86
Page 86 page 86 page 86 page 86 page 86 930-937 mulcher (s) 800-00258 b. Single pad pump drives b. Single pad pump drives b. Single pad pump drives b. Single pad pump drives b. Single pad pump drives this type of pump drive (see figure 4), is mounted to the engine, and is virtually maintenance free....
Page 87
Page 87 page 87 page 87 page 87 page 87 930-937 mulcher (s) 800-00258 air cleaner maintenance air cleaner maintenance air cleaner maintenance air cleaner maintenance air cleaner maintenance proper air cleaner servicing will result in maximum engine protection against the ravages of dust. Proper serv...
Page 88
Page 88 page 88 page 88 page 88 page 88 930-937 mulcher (s) 800-00258 air cleaners with vacuator valve air cleaners with vacuator valve air cleaners with vacuator valve air cleaners with vacuator valve air cleaners with vacuator valve on vacuator valve equipped models, (see figure 3) dust cup servic...
Page 89
Page 89 page 89 page 89 page 89 page 89 930-937 mulcher (s) 800-00258 1 11 11 remove the remove the remove the remove the remove the old element old element old element old element old element as gently as gently as gently as gently as gently as possible as possible as possible as possible as possib...
Page 90
Page 90 page 90 page 90 page 90 page 90 930-937 mulcher (s) 800-00258 don't don't don't don't don't remove remove remove remove remove element for element for element for element for element for inpection inpection inpection inpection inpection such a check will always do more harm to your engine th...
Page 91
Page 91 page 91 page 91 page 91 page 91 930-937 mulcher (s) 800-00258 machine photosmachine photosmachine photosmachine photosmachine photos.
Page 92
Page 92 page 92 page 92 page 92 page 92 930-937 mulcher (s) 800-00258 decalsdecalsdecalsdecalsdecals note note note note note this section of the manual is used for the decal kits appropriate for the 930/937 mulcher. Those kits are: 930 base kit (539-01064) 930 cab kit (539-01051) 930 laminated cab ...