Bradford White eF Series Troubleshooting Manual And Instructions For Service page 44

Spark Rod Gap Adjustment and Replacement
Spark Rod Replacement Procedure
1. Position main power switch to OFF.
2. Disconnect (unplug) water heater from 120
volt power source.
3. Unlatch and remove the surround cover
from the top of the water heater.
4. Fold back insulation in front of combustion
assembly to expose spark rod (see image
at right).
5. Disconnect the wire lead from the spark rod.
6. Remove the 2 mounting screws (magnetic tip, long
reach Phillips screwdriver) and remove spark rod
and gasket from the transition base flange.
7. Remove any residual gasket material from transition
base flange.
8. Install new spark rod with new gasket provided
using screws from step 6. Arrange spark rod with
hook towards burner (off-center mounting hole
towards the front of the water heater).
9. Remove combustion system following
Combustion System Removal Procedure (pg 29)
and verify spark gap following Spark Rod Gap
Adjustment and Replacement (pg 43).
10. Reassemble combustion system following Combustion System Replacement Procedure (pg 29).
11. Fold insulation back into place. Be sure no wires are in contact with burner flange.
12. Restore 120 volt power
supply to water heater
and confirm proper
operation following the
lighting instructions on the
lighting instruction label or
the lighting instructions
located in the Installation
and Operating Instruction
Manual.
13. Replace the surround
cover on the top of t he
water heater.
44
Service Procedure VIII
Off-center
mounting hole
Heater front
Transition
base flange
Arrange hook of spark rod towards burner
WARNING
120 volt potential exposure. Isolate the appliance and
reconfirm power is disconnected using a multimeter.
CAUTION
If spark rod is replaced for any reason, the
combustion system MUST be removed and the spark
gap to the burner measured and adjusted properly.
WARNING
Spark gap must be set to 3/16" to 1/4". Failure to set
and verify proper spark gap may result in a delayed
ignition resulting in damage to the water heater.
Spark Rod
Spark rod
mounting screws
Spark rod
Spark rod gasket
44