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ICP (F/G)9MAE0601714A Service and technical support manual - Start−Up Check Sheet
SERVICE AND TECHNICAL SUPPORT MANUAL
Gas Furnace: (F/G)9MAE
440 04 4700 00
3
Specifications subject to change without notice.
START−UP CHECK SHEET
For Variable Speed Models (F/G)9MAE
(This sheet is optional. Keep for future reference.)
Date of Start−Up:
Dealer Name:
Address:
City, State(Province), Zip or Postal Code:
Phone:
Owner Name:
Address:
City, State(Province), Zip or Postal Code:
Model Number:
Serial Number:
Setup Checks
Check the box when task is complete.
All Electrical Connections Tight?
Have hoses been relocated for furnace U/D/H
application?
Condensate Drain Connected?
Condensate Drain Trapped?
Manual Gas Shut−off Upstream of Furnace/Drip Leg
Gas Valve turned ON?
Type of Gas: Natural:
Propane:
Filter Type and Size:
Shade in Final Furnace Settings Below:
Calculated Input (BTU) Rate: (See Checks and
Adjustments Section).
Heating Check
Measured Line Pressure During High Heat:
Measured Manifold Pressure:
Max Heat
Min Heat
Temperature of Supply Air:
Max Heat
Min Heat
Temperature of Return Air:
Temperature Rise (Supply − Return): Max Heat
Min Heat
In Rise Range (see furnace rating plate)?
Static Pressure (Ducts) High Heat: Supply
Return
Optional Check:
CO?
CO2?
Cooling Check
Temperature of Supply Air:
Temperature of Return Air:
Temperature Difference:
Static Pressure (Ducts) Cooling:
Supply
Return
Dealer Comments:
Summary of (F/G)9MAE0601714A
Page 1
Printed in u.S.A. 440 04 4700 00 aug. 2012 service and technical support manual modulating, variable speed blower motor 35” tall, high efficiency condensing gas furnace (f/g)9mae save this manual for future reference. Safety labeling and signal words danger, warning, caution, and note the signal wor...
Page 2: Safety Considerations
Specifications are subject to change without notice. 2 440 04 4700 00 safety considerations improper installation, adjustment, alteration, service, maintenance, or use can cause explosion, fire, electrical shock, or other conditions which may cause death, personal injury, or property damage. Consult...
Page 3: Start−Up Check Sheet
Service and technical support manual gas furnace: (f/g)9mae 440 04 4700 00 3 specifications subject to change without notice. Start−up check sheet for variable speed models (f/g)9mae (this sheet is optional. Keep for future reference.) date of start−up: dealer name: address: city, state(province), z...
Page 4: Caution
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 4 440 04 4700 00 start−up, adjustment, and safety check general 1. Furnace must have a 115-v power supply properly connected and grounded. Note: proper polarity must be maintained for 115-v w...
Page 5: Warning
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 440 04 4700 00 5 3. Pour one quart (liter) of water into funnel/tube. Water should run through collector box, overfill condensate trap, and flow into open field drain. 4. Remove funnel; repla...
Page 6: Notice
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 6 440 04 4700 00 to do this: 1. Obtain average heat value (at installed altitude) from local gas supplier. 2. Obtain average specific gravity from local gas supplier. 3. Find installation alt...
Page 7: Warning
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 440 04 4700 00 7 2. Remove the 1/8 inch npt plug from the outlet pressure tap on the gas valve. 3. Connect a manometer to the outlet pressure tap on gas valve. 4. Turn on furnace power supply...
Page 8: Caution
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 8 440 04 4700 00 figure 3 variable speed furnace control for ecm blower motor (modulating) l11f091 24ïv thermostat pl2 ć hot surface igniter & inducer motor connector 115ïvac (l2) neutral con...
Page 9: Warning
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 440 04 4700 00 9 2. Wait until the blower off delay is completed. 3. Turn 115 vac power off. 4. Check the position of set up switch sw1−3. When set to on, airflow is raised 18% for minimum he...
Page 10
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 10 440 04 4700 00 figure 4 furnace setup switch description a11575 e s u f o n o i t p i r c s e d n o i t i s o p l a m r o n e m a n h c t i w s h c t i w s p u t e s sw1-1 status code reco...
Page 11
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 440 04 4700 00 11 table 3 airflow switch table o o o o o o o o o 3 2 1 n 3 2 1 n 3 2 1 n 3 2 1 n 3 2 1 n 3 2 1 n 3 2 1 n 3 2 1 n 3 2 1 n 060-14 080-14 060-20 080-20 100-22 120-22 o o o o o o ...
Page 12
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 12 440 04 4700 00 figure 5 amp. Draw check with ammeter a96316 r y w g 10 turns thermostat subbase terminals with thermostat removed (aniticipator, clock, etc., must be out of circuit.) hook-...
Page 13
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 440 04 4700 00 13 table 4 orifice size and manifold pressure (in. W.C.) for gas input rate to be used with modulating furnaces except the (f/g)9mae0602120 s a g l a r u t a n f o y t i v a r ...
Page 14
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 14 440 04 4700 00 table 4 (cont.) orifice size and manifold pressure (in. W.C.) for gas input rate to be used with modulating furnaces except the (f/g)9mae0602120 s a g l a r u t a n f o y t ...
Page 15
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 440 04 4700 00 15 table 5 orifice size and manifold pressure (in. W.C.) for gas input rate to be used with modulating furnaces (f/g)9mae0602120 furnace only avg. Gas specific gravity of natur...
Page 16
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 16 440 04 4700 00 table 5 (cont.) orifice size and manifold pressure (in. W.C.) for gas input rate to be used with modulating furnaces (f/g)9mae0602120 furnace only avg. Gas specific gravity ...
Page 17
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 440 04 4700 00 17 table 6 cooling 4 and heating air delivery - cfm (bottom return 5 with filter) (sw1-5 and sw4-3 set to off, except as indicated. See notes 1 and 2) unit size clg/cf switch s...
Page 18
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 18 440 04 4700 00 table 6 (cont.) cooling 4 and heating air delivery - cfm (bottom return 5 with filter) unit size clg/cf switch settings external static pressure (esp) swx-3 swx-2 swx-1 0.1 ...
Page 19
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 440 04 4700 00 19 table 6 (cont.) cooling 4 and heating air delivery - cfm (bottom return 5 with filter) unit size clg/cf switch settings external static pressure (esp) swx-3 swx-2 swx-1 0.1 ...
Page 20
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 20 440 04 4700 00 table 7 gas rate (cu ft./hr) seconds g for 1 revolution size of test dial seconds for 1 revolution size of test dial 1 cu ft. 2 cu ft. 5 cu ft. 1 cu ft. 2 cu ft. 5 cu ft. 10...
Page 21: Warning
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 440 04 4700 00 21 service and maintenance procedures ! Warning fire, injury or death hazard failure to follow this warning could result in personal injury, death and/or property damage. The a...
Page 22: Warning
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 22 440 04 4700 00 figure 7 heating and cooling application wiring diagram with single−stage thermostat a11401 115-volt field- supplied fused disconnect junction box 24-volt terminal block thr...
Page 23: Warning
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 440 04 4700 00 23 care and maintenance ! Warning fire or explosion hazard failure to follow this warning could result in personal injury, death and/or property damage. Never store anything on...
Page 24
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 24 440 04 4700 00 d. Separate the pipes from the blower compartment and set aside. E. Remove the couplings from the pipe adapters and set aside. F. After servicing the blower, reverse steps a...
Page 25: Warning
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 440 04 4700 00 25 ! Warning electrical shock hazard failure to follow this warning could result in personal injury, or death. Blower access door switch opens 115−v power to furnace control. N...
Page 26: Warning
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 26 440 04 4700 00 figure 9 burner assembly b urner a ssy f lame s ensor ( b elow b urner) f lame r oll−out s witch b urner s upt. A ssy l11f064 representative drawing only, some models may va...
Page 27
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 440 04 4700 00 27 8. Turn on gas and electrical supplies to furnace. 9. Verify igniter operation by initiating control board self−test feature or by cycling thermostat. 10. Replace control do...
Page 28: Warning
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 28 440 04 4700 00 corrected, such as improper adjustment of manifold pressure, insufficient or poor quality combustion air, improper vent termination, incorrect size or damaged manifold orifi...
Page 29
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 440 04 4700 00 29 figure 14 service label 338316−2 rev i.
Page 30
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 30 440 04 4700 00 figure 15 wiring diagram 338316−2 rev i.
Page 31: Trou
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 440 04 4700 00 31 figure 16 troubleshooting chart − flow chart is a m b e r le d s ta tu s lig ht o n sol id, al ter n a tel y fl a s h in g b ri gh t-di m -b ri ght -di m lik e a h e a rt b ...
Page 32
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 32 440 04 4700 00 figure 16 (cont.) troubleshooting guide − flow chart 1 + 2 b l o w e ro na f t e r p o w e ru p– (1 15 v o r 2 4 v ) – n o rm a l op er a ti o n . B low er ru ns fo r 9 0 s ...
Page 33
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 440 04 4700 00 33 figure 16 (cont.) troubleshooting chart − flow chart 4 + 1 b lo w e r m ot or f a ult – indic a tes th e b lo w e r fa ile dt or e a c h2 5 0 r p mo r th e b lo we r fa ile ...
Page 34: Caution
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 34 440 04 4700 00 sequence of operation unit operation hazard failure to follow this caution may result in intermittent unit operation. Furnace control must be grounded for proper operation o...
Page 35
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 440 04 4700 00 35 close the gas valve gv, and the furnace control cpu will repeat the ignition sequence for up to three more trials-for-ignition before going to ignition-lockout. Lockout will...
Page 36
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 36 440 04 4700 00 hps will open and the gas rate will be changed to intermediate-heat. The gas valve solenoid gv will remain energized as long as the low pressure switch lps remains closed. W...
Page 37
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 440 04 4700 00 37 is satisfied, the blower motor blwm will operate an additional 90 seconds at low-cooling airflow before transitioning back to continuous-blower airflow. When the thermostat ...
Page 38: Warning
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 38 440 04 4700 00 parts replacement information guide casing group control door blower door top filler plate bottom filler plate door knob assembly electrical group control box junction box l...
Page 39
Service and technical support manual gas furnace: (f/g)9mae specifications subject to change without notice. 440 04 4700 00 39 product nomenclature digit position 1 2 3 4 5 6, 7, 8 9, 10 11, 12 13 14 g 9 m a e 060 17 14 a 1 g = mainline look 1 f = mainline look 2 n = entry 9 = 90% − 100% efficiency ...