Bradford-White Corp UDH75T50FR*N, UDH165T*FRN Use caution not to bend or damage valve body pins

Models: UDS150S*FRN UDH75T50FR*N UDH175S*FRN UDH1504T*FRN UDH50T45FR*N UDS140S*FRN UDH65T45FR*N UDH165T*FRN Ultra Low NOx Direct Vent Water Heater

1 28
Download 28 pages 17.13 Kb
Page 18
Image 18

The Bradford White

SERVICE PROCEDURE V

Gas Control

Testing, Disassembly & Replacement

GAS CONTROL DISASSEMBLY/REASSEMBLY

Step 10. Remove the valve body by removing screw located at the lower left corner then unclipping the lower right side from the backplate first followed by the lower left side using a flat head screwdriver.

CAUTION

Use caution not to bend or damage valve body pins.

Unclip lower right

side first

Unclip lower left side

second

Valve body screw

Step 11. Remove temperature sensor and insertion stick from backplate by first removing wire from the temperature sensor wire routing clips located on the backplate. Note the orientation of insertion stick, insertion stick can only be installed in one way.

Temperature sensor

wire routing clips

Insertion stick fully

inserted into backplate

CAUTION

When reinstalling temperature sensor and insertion stick, make sure the assembly is inserted FULLY into the backplate and the wires are routed through the wire routing clips. Failure to do so will not allow valve body to be reinstalled properly and may damage temperature sensor wires.

18

18

Page 18
Image 18
Bradford-White Corp UDH75T50FR*N, UDH165T*FRN, UDH1504T*FRN, UDH65T45FR*N Use caution not to bend or damage valve body pins