Champion PP-28 Corner, Technical Manual

Page: 38 / 105

30
COMPONENT REPLACEMENT
Figure 15
Tank Element Placement
Figure 16
Rear View of Element
COMPONENT REPLACEMENT (CONT.)
Wash Tank Heater and High Limit Thermostat
The wash tank heater is mounted on the side wall in the bottom of the tank. It maintains the
wash tank temperature at a minimum of 160˚F/70˚C. The heater is protected from a low water
condition by a surface mounted high limit switch.
Check the high limit thermostat before replacing a suspected heater:
1. Flip the power toggle switch to off.
2. Turn off the main incoming power.
3. Remove the lower left hand side panel.
4. Push the manual reset on the high limit.
Pull one lead from the high limit and check
for continuity. Replace if open.
5. Apply a coating of heat sink compound,
P/N 110563, to the high limit before
mounting to base.
To replace wash tank heater:
1. Perform steps 1-5 from above.
2. Open the front door and remove the
lower spray arms.
3. Remove the scrap screens amd pump
intake strainer. (See Fig 12 for
element location in tank).
4. From the outside bottom of tank,
disconnect the heater wires and remove the
retaining nuts. (See Fig 13 for the
rear view of the machine).
5. Remove the element from the inside of the tank.
6. Apply gasket to element and insert into tank.
7. Install retaining nuts.
8. Reconnect heater wires.
9. Replace panel.
10. Restore power to machine.
11. Check for leaks and proper operation.
Element
Element
Figure 14
Rear View of High Limit
High
Limit
Element