Jackson JP-24BF Dishwasher User Manual


 
REPLACING THE PUMP MOTOR
The following list of tools will be needed to complete this procedure. 5/6” nutdriver, phillips screwdriver, 7/16” socket
and ratchet, and 7/16” wrench.
1. Disconnect the electrical power to the dishwasher at the main circuit breaker box when servicing. Place a tag on the cir-
cuit box indicating the circuit is being repaired.
2. Disconnect power and conduit from dishmachine terminal block.
3. Turn off the water supply and disconnect the water supply line.
4. Disconnect the dishmachine drain hose from the kitchen’s
drain. Drain the machine of any water at this time.
5. Move the machine out and lay machine onto its back.
6. Use a 5/16” nutdriver to loosen the hose clamp and remove
the pump hose to the drain valve.
7. Use a 5/16” nutdriver to loosen the hose clamp and remove
the pump hose from the suction casting.
8. Use a 5/16” nutdriver to loosen the hose clamp and remove
the pump hose from the discharge hub casting.
9. Use a 7/16” socket and ratchet, and a 7/16” wrench to
remove the drain valve mounting bracket from the motor brack-
et.
10. Use a 7/16” socket and ratchet to remove the pump motor
assembly by loosening the (4) locknuts securing the motor
mounting bracket. NOTE: The motor mounting bracket is slot-
ted to allow for easy removal and installation. Remove (2) of the
locknuts on one side and slide the assembly toward that side
and remove. Once the assembly is removed, disconnect the
wire leads from the motor wiring box.
11. Install replacement motor in reverse order of above.
REPLACING THE BOOSTER TANK HEATER
The following list of tools will be needed to complete this procedure: phillips screwdriver and 1/2” socket and ratchet.
1. Disconnect the electrical power to the dishwasher at the main circuit breaker box when servicing. Place a tag on the cir-
cuit box indicating the circuit is being repaired.
2. Use the phillips screwdriver to remove the two screws from the bottom of the kick panel.
3. Disconnect power and conduit from dishmachine terminal block.
4. Turn off the water supply to the dishmachine.
5. VERY IMPORTANT: Disconnect wire lead (orange/white) from heater contactor coil. Note: Wire is tagged in electrical
panel.
6. Drain water from booster tank.
7. Remove the wires from the heater.
8. Use a 1/2” socket and ratchet to remove the (4) 5/16-18 hex
nuts and lock washers. Remove the heater and heater gasket
from booster tank.
8. Install the replacement heater and gasket, the tighten firmly.
9. Connect wire leads to heater and tighten firmly.
10. Turn on water supply and power to dishmachine.
11. Place cycle switch in AUTO position and depress power
switch to ON/FILL position.
12. VERY IMPORTANT: Run the dishmachine through several
complete cycles and check water level in wash sump. If there is
water in the wash sump, reconnect the wire lead (orange/white)
previously removed from the heater contactor coil.
13. Run the dishwasher through several cycles and check to see
that rinse and wash temperatures are correct.
JP-24 Technical Manual 7610-002-49-79 Rev. D
Issued: 03-06-2006 Revised: N/A
SECTION 5: SERVICE PROCEDURES
REPLACING THE PUMP MOTOR/REPLACING THE HEATER
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7
Replacing the Pump Motor
Heater Gasket
Heater
Hex Nuts & Washers
Replacing the Heater