1. DL manuals
  2. Laars
  3. Boiler
  4. MFTCF140
  5. Installation and operation instructions manual

Laars MFTCF140 Installation and operation instructions manual

Manual is about: MASCOT FT Floor-Standing, Modulating Gas, Condensing, Combination Boiler

Summary of MFTCF140

  • Page 1

    Installation and operation instructions document 1320b h2373000b warning if the information in this manual is not followed exactly, a fire or explosion may result causing property damage, personal injury or loss of life. Do not store or use gasoline or other flammable vapors and liquids in the vicin...

  • Page 2

    Laars heating systems table of contents section 1 product accessories 1.1 introduction ........................................................... 1 1.2 included with the appliance ................................1-2 section 2 product characteristics 2.1 model nomenclature .............................

  • Page 3

    Mascot ft floor standing combination boiler page 1 section 1 product accessories 1.1 introduction this manual provides information necessary for the installation, operation, and maintenance of the laars heating systems mascot ft. All application and installation procedures must be read and reviewed ...

  • Page 4

    Laars heating systems page 2 1.2 included with the appliance (continued) items descriptions qty mesh screen (3" mesh) 2 outdoor sensor with screws and anchors 1 pressure relief valve (ch line 3/4″ 30psi) model : cash acme f-82 1.

  • Page 5

    Mascot ft floor standing combination boiler page 3 figure 1. Model nomenclature 2 3 4 5 6 7 8 9 10 11 12 13 f t c f a 1 x n series mascot ft c - combi size mbtu/h 1 4 0 1 9 9 fuel n - natural p - propane config f - floor stnd altitude a - 0 -10,000 feet revision 1 - first options x - standard pump n...

  • Page 6

    Laars heating systems page 4 2.2 specifications model name mftcf140 gas input rate max 140,000 btu/h min 28,000 btu/h hot water capacity 35°f rise 7.1 gal 45°f rise 5.5 gal 77°f rise 3.2 gal installation indoor / floor stand type flue system sealed combustion direct / single / concentric vent/ sidew...

  • Page 7

    Mascot ft floor standing combination boiler page 5 model name mftcf199 gas input rate max 199,000 btu/h min 19,900 btu/h hot water capacity 35°f rise 9.88 gal 45°f rise 7.7 gal 77°f rise 4.8 gal installation indoor / floor stand type flue system sealed combustion direct / single / concentric vent/ s...

  • Page 8

    Laars heating systems page 6 2.3 dimensions description diameter a gas connection adapter 3/4" npt b ‘ch supply’ connection adapter 1" npt c ‘ch return’ connection adapter 1" npt d ‘dhw outlet’ connection adapter 3/4" npt e ‘dhw inlet’ connection adapter 3/4" npt f condensate adapter 1/2" npt g drai...

  • Page 9

    Mascot ft floor standing combination boiler page 7 description diameter a gas connection adapter 3/4" npt b ‘ch supply’ connection adapter 1" npt c ‘ch return’ connection adapter 1" npt d ‘dhw outlet’ connection adapter 3/4" npt e ‘dhw inlet’ connection adapter 3/4" npt f condensate adapter 1/2" npt...

  • Page 10

    Laars heating systems page 8 2.4 names of components no name of component 1 exhaust vent 2 air pressure sensor 3 blower 4 pcb bracket 5 flame detection sensor 6 sight glass 7 manual switch 8 display control 9 exhaust pipe 10 recirculation pump (ch) 11 mixing valve 12 recirculation pump (dhw) 13 dhw ...

  • Page 11

    Mascot ft floor standing combination boiler page 9 no name of component 1 air inlet 2 air pressure sensor 3 blower 4 pcb bracket 5 sight glass 6 flame detection window 7 manual switch 8 display control 9 air intake pipe 10 recirculation pump (ch) 11 mixing valve 12 recirculation pump (dhw) 13 dhw ta...

  • Page 12

    Laars heating systems page 10 2.5.1 central heating flow. Combination boiler heating mode. Water in the heating pipe is used for space heating. 2.5 product flow paths and characteristics 3 2015-04-16 operating mode chapter 1. – product characteristics combination boiler of heating mode. (central hea...

  • Page 13

    Mascot ft floor standing combination boiler page 11 2.5.2 domestic hot water flow. Combination boiler domestic hot water mode. Cold water passes through the exchanger and is heated via a mini indirect tank. The domestic hot water (dhw) is provided on demand. 2.5 product flow paths and characteristic...

  • Page 14

    Laars heating systems page 12 section 3 . Safety regulations 3.1 safety symbols warning warning to avoid product damage, personal injury, or even possible death, carefully read, understand, and follow all the instructions in the installation and operation manual before installation, operation and se...

  • Page 15

    Mascot ft floor standing combination boiler page 13 danger vapors from flammable liquids can explode and catch on fire, resulting in severe burns or death. Do not use or store flammable products such as gasoline, solvents or adhesives in the same room or area near the appliance. Keep flammable produ...

  • Page 16

    Laars heating systems page 14 open before operation 1. Check the gas type (ng/lp) when using or moving the unit for the first time, check if gas type matches with the gas type of the boiler. Check whether the gas type which is supplied is ng (natural gas) or lp (propane) and also check the boiler ga...

  • Page 17

    Mascot ft floor standing combination boiler page 15 warning do not use the appliance for any other purpose than for heating and hot water. Do not store combustibles or flammable material such as gasoline near the appliance. Do not store other items on or near this boiler. Do not store combustible (f...

  • Page 18

    Laars heating systems page 16 section 4. Installation 4.1 location and clearances the appliance should be located to provide clearances on all sides for maintenance and inspection. It should not be located in an area where leakage of any connections will result in damage to the area adjacent to the ...

  • Page 19

    Mascot ft floor standing combination boiler page 17 installations must comply with • all the local, state, provincial, and national codes, laws, regulations and ordinances. • national fuel gas code, ansi z223.1 – the latest version. • national electrical code. • a national standard of canada can/csa...

  • Page 20

    Laars heating systems page 18 table 2. Required combustion air pipe material. Combustion air installation standards material united states canada abs ansi/astm d1527 pvc, sch 40 ansi/astm d1785 or d2665 air pipe material must be chosen cpvc, sch 40 ansi/astm f441 cpvc, sch 40, ansi/astm, polypropyle...

  • Page 21

    Mascot ft floor standing combination boiler page 19 the mascot ft is standard as a natural gas boiler and must be converted if propane is the desired gas, unless specifically manufactured for propane. Adequate drainage • the appliance should be installed not to damage the adjacent area. If such loca...

  • Page 22

    Laars heating systems page 20 table 3. Required exhaust vent material. Venting installation standards material united states canada stainless steel ul 1738 venting must be ulc-s636 certified for use as pvc, sch 40 ansi/astm d1785 venting material. The venting material must be chosen cpvc, sch 40 ans...

  • Page 23

    Mascot ft floor standing combination boiler page 21 4.5 general location guideline 1. Vent system installation must be in accordance with local codes or, in the absence of local codes, the national fuel gas code, ansi z224.1 /nfpa 54 and/or csa b149.1, natural gas and propane installation code. 2. T...

  • Page 24

    Laars heating systems page 22 4.6 locations for vent pipe terminator description us direct vent instal- lations canadian direct vent installations a clearance above grade, veranda, porch, deck, or balcony 12 in (30 cm) 12 in (30 cm) b clearance to window or door that may be opening 12 in (30 cm) 36 ...

  • Page 25

    Mascot ft floor standing combination boiler page 23 description us non-direct canadian non-direct a clearance above grade, veranda, porch, deck, or balcony 12 in (30 cm) 12 in (30 cm) b clearance to window or door that may be opening 48 in (120 cm) below or to side of opening; 12 in (30 cm) above op...

  • Page 26

    Laars heating systems page 24 4.6.3 venting requirements in the commonwealth of massachusetts in massachusetts the following items are required if the side-wall exhaust vent termination is less than seven (7) feet above finished grade in the area of the venting, including but not limited to decks an...

  • Page 27

    Mascot ft floor standing combination boiler page 25 notice at the time of removal of an existing boiler, the following steps shall be followed with each appliance remaining connected to the common venting system placed in operation, while the other appliances remaining connected to the common ventin...

  • Page 28

    Laars heating systems page 26 4.7 air supply and vent connections at the appliance 4.7.2 direct venting the boiler uses 3˝ or 2˝ diameter exhaust and 3˝ or 2˝diameter intake air ducts. To ensure the draw of air directly from and exhaust of air directly to the outside of the building, create an airti...

  • Page 29

    Mascot ft floor standing combination boiler page 27 4.7.3 indoor combustion air read and follow sections 4.3 guidelines first. 1. Insert the termination end cap into the intake air duct. 2. Provide two openings to allow for circulation of combustion air as specified by ansi z224.1/nfpa 54. In canada...

  • Page 30

    Laars heating systems page 28 vertical vent termination • direct vent - vertical terminations with sloped roof horizontal vent termination (cont) • direct vent - optional sidewall snorkel terminations concentric vent termination • direct vent - optional horizontal and vertical concentric vent side w...

  • Page 31

    Mascot ft floor standing combination boiler page 29 warning: open flame can cause gas to ignite and result in property damage, severe injury, or loss of life. Note: the mascot ft appliance and all other gas appliances sharing the gas supply line must be firing at maximum capacity to properly measure...

  • Page 32

    Laars heating systems page 30 4.9 gas supply and piping the gas connection fitting on the unit is 1/2”(mftcf140) or 3/4”(mftcf199) female npt. The supply line must be sized for the maximum output of the combination boiler model being installed. If there are additional gas appliances from the main su...

  • Page 33

    Mascot ft floor standing combination boiler page 31 4.9 gas supply and piping combination boiler must be installed downstream of the gas meter for adequate gas supply. Combination boiler gas connection pipe not less than a 1/2” (mftcf140) or 3/4” (mftcf199). Suggested propane gas (lp) layout suggest...

  • Page 34

    Laars heating systems page 32 4.10 gas supply pressure section 4. Installation 4.11 gas setup and adjustment for the step by step process to measure co2 values on the mascot ft, please refer to section 4.13 of this installation manual. Step 11 thru step 23 will guide you on how to combustion test yo...

  • Page 35

    Mascot ft floor standing combination boiler page 33 offset adjustment screw. (under the screw cap) 4.12highaltitudeinstallationsandorifices see section 4.13 for instructions to change out the gas line nozzle/orifice in the mascot ft. # altitude of installation 0 0~1999 ft (0~609 m) 1 2,000~4,499 ft ...

  • Page 36

    Laars heating systems page 34 4.13 natural gas to propane conversion laars kit document #4290 warning this conversion shall be installed by a qualifi ed service agency in accordance with the manufacturer's instructions and all applicable codes and requirements of the authority having jurisdiction. I...

  • Page 37

    Mascot ft floor standing combination boiler page 35 customer service and product support: 800.900.9276 • fax 800.559.1583 headquarters: 20 industrial way, rochester, nh 03867 • 603.335.6300 • fax 603.335.3355 1869 sismet road, mississauga, ontario, canada l4w 1w8 • 905.238.0100 • fax 905.366.0130 ww...

  • Page 38

    Laars heating systems page 36 customer service and product support: 800.900.9276 • fax 800.559.1583 headquarters: 20 industrial way, rochester, nh 03867 • 603.335.6300 • fax 603.335.3355 1869 sismet road, mississauga, ontario, canada l4w 1w8 • 905.238.0100 • fax 905.366.0130 www.Laars.Com litho in u...

  • Page 39

    Mascot ft floor standing combination boiler page 37 customer service and product support: 800.900.9276 • fax 800.559.1583 headquarters: 20 industrial way, rochester, nh 03867 • 603.335.6300 • fax 603.335.3355 1869 sismet road, mississauga, ontario, canada l4w 1w8 • 905.238.0100 • fax 905.366.0130 ww...

  • Page 40

    Laars heating systems page 38 4.14 plumbing guidelines external plumbing and water connection guidelines - ensure pipe material meets local codes and industry standards. - the pipe end must be clean and free of debris. - do not apply torch heat within 12˝ of the bottom connections of the unit. - the...

  • Page 41

    Mascot ft floor standing combination boiler page 39 4.14 plumbing guidelines section 4. Installation diaphragm type expansion tank - the air in a diaphragm-type expansion tank is separated from the water by a flexible rubber membrane. When the tank is installed in and connected to the piping of the ...

  • Page 42

    Laars heating systems page 40 4.14 plumbing guidelines zoning with circulation pump - each heating zone of a pump based system has its own circulator pump which runs when the zone needs it. - each zone thermostat goes to a controller which controls the pumps. Section 4. Installation primary loop (sp...

  • Page 43

    Mascot ft floor standing combination boiler page 41 4.14 plumbing guidelines zoning with zone valve - in a valve based system, there is one circulator pump at the boiler and each heating zone has a zone valve which opens when the zone. - each thermostat is wired directly to the corresponding zone va...

  • Page 44

    Laars heating systems page 42 4.15 pressure relief valves ensure that the maximum btu/h rating on the pressure relief valve is equal to or greater than the maximum input btu/h rating of the combination boiler. Pressure relief valve must be installed on the ch supply line & dhw outlet line as close t...

  • Page 45

    Mascot ft floor standing combination boiler page 43 4.16 disposal of condensate section 4. Installation 1 2 3 4 (viewed from left front corner and as if the side and front panel are semi-transparent). Condensate trap and drain pipe high efficiency gas condensing boilers create condensation when oper...

  • Page 46

    Laars heating systems page 44 4.17 electrical wiring connections this appliance must be electrically grounded. Ensure the electrical receptacle that the combination boiler will be plugged into, is properly grounded; if wiring directly. Do not attach the ground wire to either the gas or the water pip...

  • Page 47

    Mascot ft floor standing combination boiler page 45 4.18 dip switches system control setting maximum flame detecting voltage 2.4v pre-purge time (tp) maximum 10s, minimum 1s safety time (igniting time) (ts) 3s igniting interval time 10s post-purge time (tip) 120s (1st : 60s + 2nd 60s) over-heating 1...

  • Page 48

    Laars heating systems page 46 4.19 control board, electrical diagram section 4. Installation.

  • Page 49

    Mascot ft floor standing combination boiler page 47 4.20 ladder diagram section 4. Installation emi filter 4 a hot neutral pwm driving circuit mcu relay 3 smps relay 4 relay 5 gas sensor ad test op water temp dhw_temp return _temp fire _sensor storage temp flow_sensor high limit primary secondary re...

  • Page 50

    Laars heating systems page 48 4.21 electrical connections section 4. Installation connector description ht selv #, location, type pin label cn9 65001ws-12 1 - ground - 2 l power supply line ht (120vac) 3 cp1 mixing pump ht (120v~) 4 it igniter ht (120v~) 5 heat/cp2 central heating pump ht (120v~) 6 ...

  • Page 51

    Mascot ft floor standing combination boiler page 49 4.21 electrical connections section 4. Installation connector description ht selv #, location, type pin label cn7 lwd1140-14 1 f.S flame detect sensor selv (5vdc) 8 2 op.S operation water temperature sensor selv (5vdc) 9 3 dh.S dhw temperature sens...

  • Page 52

    Laars heating systems page 50 section 5. Control display and operation 5.1 control dial and buttons • temperature specifications operating ambient temperature range : -10 to 60°c. Operating relative humidity up to: 90% at 40°c. Shipping & storage temperature range of : -20 to 80°c. Buttons functiona...

  • Page 53

    Mascot ft floor standing combination boiler page 51 section 5. Control display and operation 5.2 lcd overview ch mode central heat mode icon can be adjusted anti-freeze mode anti-freeze mode icon storage heating mode stored water being heated, can be adjusted lock mode buttons-locked mode icon commu...

  • Page 54

    Laars heating systems page 52 section 5. Control display and operation 5.3 operating mode operating mode after the power is turned on, and/or the control display is turned on , the control display will go through a ‘start up’ checklist and briefly show a sequence of diagnostic codes before entering ...

  • Page 55

    Mascot ft floor standing combination boiler page 53 5.4 status display mode section 5. Control display and operation digital display status display parameter description o:ot outdoor temperature current outdoor temperature a: li or a: ga flow unit current flow value(li: l/m, ga: gpm) b: it ch return...

  • Page 56

    Laars heating systems page 54 section 5. Control display and operation 5.5 dhw set point change mode dhw set point change modes the display shows the following information when changing water heating temperature set points. * default dhw set-point is 125°f (51°c) • dhw 95-120°f (35 - 49°c) low range...

  • Page 57

    Mascot ft floor standing combination boiler page 55 to change ch setpoint, press the button d button. The ch icon and current ch setpoint will flash. Turn the e dial clockwise to increase, and counterclockwise to decrease ch setpoint, until desired temperature is reached. Press e dial to save change...

  • Page 58

    Laars heating systems page 56 5.8 installer mode section 5. Control display and operation these changes are to be made only by a qualified technician. To c hange any of the installer parameters, start by turning off the power to the display control. Then, with the power to the display control off, p...

  • Page 59

    Mascot ft floor standing combination boiler page 57 5.8 installer mode the full list of installer mode parameters section 5. Control display and operation index parameter description 1: eh history entry history fault code (e0~e9) 2: ce clear error history clearing of error history buffer 3: in syste...

  • Page 60

    Laars heating systems page 58 5.9 outdoor reset adjustment section 5. Control display and operation 5.10 external set point temperature control outdoor reset varies the control setpoint based on the outdoor temperature. The reset function works as shown in figure ‘ch outdoor reset’. When the outdoor...

  • Page 61

    Mascot ft floor standing combination boiler page 59 5.11 error mode flashing indicate example error ‘ er : ’ will flash er:11 error code er:11 display and controller are communicating note: when communication between the control display and the main controller is lost, the will not be displayed..

  • Page 62

    Laars heating systems page 60 section 6. Error codes error code error code description possible remedies recover methods 10 flame has extinguished 8 (eight) times press the power button to clear the error code. If error happens again: 1. Monitor the gas pressure to the appliance while in operation. ...

  • Page 63

    Mascot ft floor standing combination boiler page 61 error code error code description possible remedies recover methods 35 venting (exhaust) sensor open or short this error code will go away when exhaust temperature decreases. If error happens again: 1. Check venting (exhaust) temperature sensor. En...

  • Page 64

    Laars heating systems page 62 error code error code description possible remedies recover methods 66 mixing valve initial value error (mixing valve cannot return to initial position) this error code will go away when the condition is remedied. If error happens again: 1. Turn power off and on at the ...

  • Page 65

    Mascot ft floor standing combination boiler page 63 6.2 fault tree analysis 1. Flame detection.

  • Page 66

    Laars heating systems page 64 6.2 fault tree analysis 2. Gas detection 3. ‘storage’, ‘dhw’, ‘op’, ‘ch overheat’, ‘exhaust heat’ sensor detects error code contents e30 dhw storage temperature sensor open or short e32 dhw ntc open or short e33 op ntc open or short e35 exhaust ntc open or short.

  • Page 67

    Mascot ft floor standing combination boiler page 65 question answer burner dose not ignite when the hot water is opened. Make sure that the on/off button on the control panel has been turned on. If the monitor on the control panel is blank, make sure the power cord is plugged and 4a fuses on the mai...

  • Page 68

    Laars heating systems page 66 this controller is able to record information about the boiler’s condition at the time of the five previous faults or errors. Refer to the section ‘5.10 error mode’ of this manual. Display condition diagnostic corrective action(s) nothing shown on display control panel ...

  • Page 69

    Mascot ft floor standing combination boiler page 67 fault condition diagnostic corrective action(s) temperature sensor occurs when a temperature sensor has electrically shorted (short) or has become disconnected (open). Reset using manual reset screen on control panel. (power button) check all the t...

  • Page 70

    Laars heating systems page 68 8.1 annual startup & general maintenance regular maintenance - this manual should be placed in a safe and dry location near the combination boiler. Maintenance instructions should be carried out by the following guidelines. Maintenance procedures [ daily ] - check that ...

  • Page 71

    Mascot ft floor standing combination boiler page 69 8.1 annual startup & general maintenance maintenance procedures [every 6 months] - check the boiler piping (gas and water) visually inspect for leaks around internal water piping. Also inspect external water piping, circulators, relief valve and fi...

  • Page 72

    Laars heating systems page 70 8.2 flushing or draining flushing the heat exchanger is a complicated procedure that should only be done by an authorized technician or licensed professional. Keep in mind that improper maintenance can void your warranty. 1. Disconnect electric power to the combination ...

  • Page 73

    Mascot ft floor standing combination boiler page 71 9.1 quick view before installing - make sure that there is enough space for installing water and gas line. Verify vent/air termination is located as required. - all models need for propane conversion which requires a separate gas conversion manual....

  • Page 74

    Laars heating systems page 72 9.2 final check lists (continued) final check : connecting the power supply • please check that the power is 120v ac. • have you checked the polarity of the electrical connection? Final check : pressure relief valve • have you installed an approved pressure relief valve...

  • Page 75

    Mascot ft floor standing combination boiler page 73.

  • Page 76: Mftcf140

    Laars heating systems page 74 section 6. Parts list and illustrations. Case 17 19 20 22 23 25 26 27 31 28 29 32 35 36 37 38 39 43 44 15 16 34 30 21 18 33 40 41 42 45 24 16-1 16-2 16-4 16-5 16-7 15-2 15-1 15 1 16-6 16-3 16 mftcf140

  • Page 77

    Mascot ft floor standing combination boiler page 75 1-jul-15 for iom no. Description part number 1 o-ring, p7 ft1601 15 air inlet duct assembly ft1002 15-1 air inlet duct ft1611 15-2 air inlet adaptor ft1612 16 exhaust vent duct assembly ft1010 16-1 stainless band ft1603 16-2 packing ft1604 16-3 exh...

  • Page 78: Mftcf140

    Laars heating systems page 76 heat exchanger mftcf140

  • Page 79

    Mascot ft floor standing combination boiler page 77 6 o-ring p22 ft1644 7 1/2" packing ft1645 9 3/4" packing ft1646 12 flow sensor clip ft1208 59 air vent pipe ft1648 62 heat exchanger bracket ft1649 63 air vent ft1321 64 exhaust sensor ft1307 65 exhaust sensor bracket ft1652 66 bolt ft1653 67 exhau...

  • Page 80: Mftcf140

    Laars heating systems page 78 domestic hot water mftcf140 9 1" packing ft1691 13 clip for cold water inlet 1 ft1692 14 clip for cold water inlet 2 ft1693 46 dhw tank ft1694 47 temperature sensor ft1695 48 dhw tank bracket ft1696 49 stainless band ft1697 50 water storage tank cover ft1698 51 dhw outl...

  • Page 81: Mftcf140

    Mascot ft floor standing combination boiler page 79 9 1" packing ft1691 13 clip for cold water inlet 1 ft1692 14 clip for cold water inlet 2 ft1693 46 dhw tank ft1694 47 temperature sensor ft1695 48 dhw tank bracket ft1696 49 stainless band ft1697 50 water storage tank cover ft1698 51 dhw outlet pip...

  • Page 82: Mftcf199

    Laars heating systems page 80 case mftcf199 12 13 14 17 18 20 21 22 19 23 24 28 29 25 26 27 30 31 32 33 34 36 39 40 b-6 b-6 b-4 b-23 b-24 b-23 b-5 b-3 b-8 b-3 b-13 b-3 b-3 b-7 38 b-23 37 b-23 35 b-23 b-3 b-23 15 16 b-26 12-1 12-2 12-5 12-3 12-6 12-8 13-1 12 13 12-4 12-7 casing _ feature&list no. Des...

  • Page 83

    Mascot ft floor standing combination boiler page 81 no. Description part # q’ty price 13 air inlet duct assembly ft1002 1 $8.50 13-1 air inlet duct ft1611 14 top access panel ft1613 15 air pressure sensor ft1804 16 bracket ft1617 17 control (pcb) ft1616 1 $55.0 18 terminal blocks ft1827 1 $2.0 19 br...

  • Page 84: Mftcf199

    Laars heating systems page 82 mftcf199 heat exchanger heat exchanger & pump_ feature&list no. Description part # q’ty price 1 o-ring p7 ft1601 3 o-ring p16 ft1643 5 o-ring p 22 ft1644 8 1" packing ft1691 10 clip for flow sensor ft1208.

  • Page 85

    Mascot ft floor standing combination boiler page 83 heat exchanger & pump_ feature&list no. Description part # q’ty price 1 o-ring p7 ft1601 3 o-ring p16 ft1643 5 o-ring p22 ft1644 8 1" packing ft1691 10 clip for flow sensor ft1208 heat exchanger & pump_ feature&list no. Description part # q’ty pric...

  • Page 86: Mftcf199

    Laars heating systems page 84 domestic hot water dhw tank _ feature mftcf199 dhw tank _ list no. Description part # q’ty price 2 o-ring p15 ft1685 3 o-ring p16 ft1643 4 o-ring p18 ft1687 6 1/2" packing ft1645 7 3/4" packing ft1646 8 1" packing ft1691 10 clip for flow sensor ft1208 11 clip for cold w...

  • Page 87: Mftcf199

    Mascot ft floor standing combination boiler page 85 blower fan & gas valve _ feature mftcf199 no. Description part # q’ty price 9 1/2" packing ft1710 10 $0.5 80 fan guide ft1769 3 $5.5 81 flapper packing ft1770 5 $0.3 82 damper body ft1081 5 $1.0 83 air blow rubber pad ft1082 5 $0.5 84 fan guide pac...

  • Page 88

    Laars heating systems customer service and product support: 800.900.9276 • fax 800.559.1583 headquarters: 20 industrial way, rochester, nh, usa 03867 • 603.335.6300 • fax 603.335.3355 1869 sismet road, mississauga, ontario, canada l4w 1w8 • 905.238.0100 • fax 905.366.0130 www.Laars.Com litho in u.S....