Bradford White MITW -10 Owner'S Manual Download

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(To be performed ONLY by qualified service providers)

Manual 47216A

Save this manual for future reference

Instructions for:

TTW 1 Universal Service

Replacement Blower Kit

P/N 265-47200-00

The Blowers on the Following Water

Heaters are Serviced by This Kit:

(For full model numbers, see page 2.)

MITW -10

Series

MITW -12 / -15

Series

M1TW Series

(Normal & High Altitude)

Summary of Contents for MITW -10

Page 1: ... manual for future reference Instructions for TTW 1 Universal Service Replacement Blower Kit P N 265 47200 00 The Blowers on the Following Water Heaters are Serviced by This Kit For full model numbers see page 2 MITW 10 Series MITW 12 15 Series M1TW Series Normal High Altitude ...

Page 2: ...X10 MITW40L EN12 MITW40L BN12 MITW40L CX12 MITW50L EN12 MITW50L BN12 MITW50L CX12 MITW40L EN15 MITW40L BN15 MITW40L CX15 MITW50L EN15 MITW50L BN15 MITW50L CX15 M1TW40S BN M1TW40S CX M1TW50S BN M1TW50S CX M1TW40S FBN M1TW40S FCX M1TW50S FBN M1TW50S FCX M1TW60T FBN M1TW60T FCX 239 39785 00 239 41605 00 239 41605 00 239 45584 00 243 45987 00 Hi Alt 239 45584 00 243 45987 00 Hi Alt Denotes Warranty Ye...

Page 3: ...on Box Cover MITW 12 15 Series 7 265 44072 01 1 Transformer 120V 24V MITW 12 15 Series 8 239 44113 00 5 Screws All 9 239 47190 00 1 Dilution Air Orifice M1TW Series normal high altitude 10 239 47192 01 1 Pressure Switch 0 70 wc M1TW Series high altitude only 11 239 47191 00 1 Flue Restrictor MITW 10 Series MITW 12 15 Series 12 238 47197 00 1 Template MITW 10 Series MITW 12 15 Series 13 239 47281 0...

Page 4: ...Driver 5 16 Nut Driver Slotted Screwdriver Philips Screwdriver Hammer 1 8 Drill Bit Drill Channel Lock Pliers Needle Nose Pliers Tape preferably scotch or masking PVC Primer Cement Wire Cutters Wire Strippers Wire Brush Hacksaw ...

Page 5: ...N12 MITW50L BN12 MITW50L CX12 MITW40L EN15 MITW40L BN15 MITW40L CX15 MITW50L EN15 MITW50L BN15 MITW50L CX15 M1TW Series Water Heaters 21 M1TW40S BN M1TW40S CX M1TW50S BN M1TW50S CX M1TW40S FBN M1TW40S FCX M1TW50S FBN M1TW50S FCX M1TW60T FBN M1TW60T FCX Notes 27 Page Denotes Warranty Years Typically 5 6 or 10 Notice To determine what series water heater is being serviced please refer to the model n...

Page 6: ... blower harness from jacket head receptacle Unscrew both clamps that hold the adapter to the blower and vent pipe Note This set of instructions is for the following model numbers MITW40L LN10 MITW40L CX10 MITW50L LN10 and MITW50L CX10 Note The following parts are required to convert the model numbers shown above Template Flue Restrictor Screws Wire Harness MITW 10 Series Universal Blower Wire Nuts...

Page 7: ...m the top of the water heater Place template on top of water heater in correct orientation Drill 3 locations on top of water heater where Drill Here is noted on the template The 3 circular sections on template have been pre cut and removed Warning Failure to locate the blower correctly will result in improper water heater operation TTW1 Universal Service Replacement Blower MITW 10 Series Page 7 Sl...

Page 8: ...of the power inlet connector Loosen all 3 screws holding cover on Remove black wire s flag terminal Power cord Black wire Power inlet connector Blower access cover covers access compartment Step 7 Install the flue restrictor P N 239 47191 00 firmly on the flue It may be necessary to lightly tap down the flue restrictor Be sure to tap it evenly and straight down Wire brush the top of the water heat...

Page 9: ...the 2 remaining green wires and connect them using a wire nut included with the kit P N 239 47281 00 and tuck the wires back into the lower portion of the access compartment e Remove the power cord from the blower housing and discard f Verify that all electrical connections have been modified as previously indicated Also verify that the pressure switch tubing is connected to the pressure tap on th...

Page 10: ...acket head and into the receptacles in the blower housing Secure 3 blower screws Plug both the blower cord sets into the blower receptacles Insert other end of wire harness into receptacle on jacket head Step 9 a Ensure that the pressure switch P N 239 47192 02 is mounted in the vertical position as shown This pressure switch comes standard in the blower from the factory Its vacuum setting should ...

Page 11: ...ter heater operation could occur if these devices are not functioning properly Be sure that vent pipe is properly seated in the top side of vent adapter Adequately tighten both clamps on the vent adapter Rubber vent adapter Step 12 Find the rubber vent adapter kit P N 239 46263 00 provided with the blower kit Install the 2 vent adapter on the exhaust side of the universal blower Discard the vent t...

Page 12: ...ipe Turn switch on gas valve to Off position Note This set of instructions is for the following model numbers MITW40L EN12 MITW40L BN12 MITW40L CX12 MITW50L EN12 MITW50L BN12 MITW50L CX12 MITW40L EN15 MITW40L BN15 MITW40L CX15 MITW50L EN15 MITW50L BN15 and MITW50L CX15 Note The following parts are required to convert the model numbers shown above Template Flue Restrictor Screws Wire Harness MITW 1...

Page 13: ...ve the blower from the top of the water heater Remove any loose debris and tools from the top of the water heater TTW1 Universal Service Replacement Blower MITW 12 15 Series Page 13 Blower junction box Step 7 Create the new mounting hole locations for the new universal replacement blower Use template supplied with manual a On the template P N 238 47197 00 the 3 circular sections for the water conn...

Page 14: ...ver on Power inlet connector Blower access cover covers access compartment Place template on top of water heater in correct orientation Drill 3 locations on top of water heater where Drill Here is noted on the template Slip the template over the water connections It is not necessary to remove the pipes connected to the water heater s inlet and outlet Drill Step 7 b Place the template on top of the...

Page 15: ... wires Remove the green power cord lead from the bundle Then strip the ends of the 2 remaining green wires and connect them using a wire nut included with the kit P N 239 47281 00 and tuck the wires back into the lower portion of the access compartment e Remove the power cord from the blower housing and discard Squeeze bushing to remove power cord from blower Remove black wire s flag terminal Powe...

Page 16: ...crews from Step 9a Start the lower screw first and when doing so make sure that the hole in the pressure switch s bracket matches up to the hole in the blower housing Step 11 Now that the universal blower is properly modified for a 12 15 series water heater the blower can be properly positioned and secured on top of the water heater To place the blower on the water heater feed the blower from arou...

Page 17: ...ansformer s posts remove 1 knock out in size Then place the junction box back on the water heater and the transformer back into the box d Mark the location of the mounting holes of the transformer onto the junction box e Remove the transformer from the junction box f Drill 2 1 8 diameter holes in the locations that were marked in Step 12d Be sure that the pilot holes are through the junction box a...

Page 18: ...post b 2 White wires and wire terminal to the 120V Common post c 2 Yellow wires and wire terminal to the 24V Hot post d 2 Green wires and wire terminal to the 24V Common post Step 16 Place the transformer all the way back into the junction box and fasten both to the water heater using 2 screws P N 239 44113 00 provided with the kit TTW1 Universal Service Replacement Blower MITW 12 15 Series Page 1...

Page 19: ... 00 provided with the blower kit Install the 2 vent adapter on the exhaust side of the universal blower Discard the vent terminal included with the vent adapter kit Tighten 2 screws on junction box to secure cover Plug cord sets into receptacles in blower Plug white connector into receptacle in jacket head Be sure that vent pipe is properly seated in the top side of vent adapter Adequately tighten...

Page 20: ...mps on the vent adapter are firmly tightened securing the blower vent adapter and vent pipe together Step 23 Double check all vent connections Step 24 Restore electrical power to the water heater Step 25 On the water heater s gas control turn the power switch to the On position Plug power cord back into outlet Turn switch on gas valve to On position Warning Check all safety devices to make sure th...

Page 21: ... blower housing receptacles Turn switch on gas valve to Off position Note This set of instructions is for the following model numbers M1TW40S BN M1TW40S CX M1TW50S BN M1TW50S CX M1TW40S FBN M1TW40S FCX M1TW50S FBN M1TW50S FCX M1TW60T FBN and M1TW60T FCX Note The following parts are required to convert the model numbers shown above Screws Universal Blower Dilution Air Orifice Pressure Switch 0 70 w...

Page 22: ...e connected to the outlet of the blower Step 5 Remove the screws qty 3 that secure the blower to the jacket head Step 6 Remove blower from the top of the water heater Remove any loose debris and tools from the top of the water heater Step 7 Instructions to replace universal blower pressure switch a Unscrew the 3 Philips head screws on the blower access cover and remove the cover Keep the cover and...

Page 23: ...res for the pressure switch circuit to the new pressure switch Ensure that the tubing is not kinked Step 8 a Ensure that once in place the pressure switch should be mounted such that its diaphragm is in the vertical position Warning Failure to replace universal blower pressure switch for high altitude will result in improper water heater operation Disconnect 2 flag terminals and tubing from pressu...

Page 24: ...housing Step 9 a Remove the intake boot from the rear of the blower b Place dilution air orifice P N 239 47190 00 in the hole located in the rear of the blower being sure to adjust the slot in the orifice such that it is horizontal as shown TTW1 Universal Service Replacement Blower M1TW Series Page 24 Secure 3 cover screws Remove air intake boot Insert dilution air orifice into area concealed by b...

Page 25: ...on the water heater feed the blower from around the backside of the water connections Secure the universal blower using 3 screws P N 239 44113 00 provided with the kit into the pre existing holes used to fasten the original blower Tighten them using a nut driver Step 11 With the blower securely fastened to the water heater the blower wire harness cord sets can now be re connected to the blower hou...

Page 26: ...ring the blower vent adapter and vent pipe together Step 15 Double check all vent connections Step 16 Restore electrical power to the water heater Step 17 On the water heater s gas control turn the power switch to the On position Be sure that vent pipe is properly seated in the top side of vent adapter Adequately tighten both clamps on the vent adapter Rubber vent adapter Warning Check all safety ...

Page 27: ...Notes Page 27 NOTES ...

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