Powermax125 Service Manual 808070 219
9 – Power Supply Component Replacement
Replacing the pressure transducer
1. Complete the following procedures:
a. See Disconnect the power and gas supply on page 166.
b. See Remove the power supply cover on page 172.
c. See Remove the end panel bracket on page 174.
2. Unplug the J3 connector from the back side of the power board. (See Figure 80 on page 220.)
3. Pull the pressure transducer wires and connector through the left grommet from the fan side of the power supply.
4. Remove the pressure transducer from the solenoid valve by pushing-to-disconnect the plastic ring against the valve
while pulling up on the pressure transducer.
5. Insert the new pressure transducer into the valve and push down until fully seated.
6. Route the pressure transducer connector and wires through the left grommet.
7. Plug the pressure transducer connector into the J3 connector on the power board.
8. Complete the following procedures:
a. See Install the end panel bracket on page 175.
b. See Install the power supply cover on page 172.
c. Reconnect the power and gas supply.
Kit number Description
228689 Kit: Powermax65/85/105/125 pressure transducer
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