Reznor VR Unit Installation Manual - Manual (Page 40)

Form I-VR, P/N 205202 R13, Page 39
1/8 inch
(3.2mm)
FIGURE 37A - Spark
Electrode Assembly as
seen through the front of
the box (only visible when
the combustion chamber is
not attached.)
Spark
Electrode
Assembly
Remove the
screw and
carefully
remove
the spark
electrode
assembly.
FIGURE 37B -
Remove Spark
Electrode
Assembly
FIGURE 37C -
Spark Gap
10. Service 10.1 Control Location, Operation, and Service
WARNING: Service work on this heater should only be done by a qualified gas service
person. This service information and the troubleshooting guides are intended as an
aid to a qualified service person.
To service this heater, it is necessary to understand the normal operating func-
tions of the heater controls. Refer to FIGURE 38 and to the individual illustra-
tions to identify and locate each of the controls.
Gas Valve Ignition Controller FIGURE 38 -
Control
Locations
Transformer
Pressure
Switch