Frigidaire Fully Integrated Direct FeedModel Dishwashers Service Manual page 36

Exploded View of Wash System
Pump Assembly
The pump assembly is driven by a synchronous is attached by a worm gear clamp to the discharge
motor. Rotation is in the counterclockwise
end of the drain pump.
direction at 3600 RPM. The motor drives a pump
The drain hose must have a loop at a minimum
which supplies 100 percent filtered water at a
height of 32 inches in order to insure proper
rate of approximately 12 GPM to one spray arm
drainage.
at a time. The spray arm's operation is alternated
by small "pauses" of the motor during the wash The main pump can easily be removed by
cycle. disconnecting the upper spray arm supply tube
hose, the drain pump connector hose, the wiring
Draining is accomplished by using a small
harness connections made at the circulation
separate synchronous drain pump mounted to
motor, the water heat thermistor located on the
the side of the sump. The drain pump is
bottom of the pump and rotating the four sump
connected to the main pump by a small rubber
retainers toward the middle of the sump.
hose. The drain check valve is located at the
discharge end of the drain pump. The drain hose
Standard Dry Air Flow
bottom of the outer door panel. This outside,
When the control advances to the "dry" portion of
the cycle, a vent actuation solenoid is closed. cooler, dryer air helps to speed evaporation of
water from the hot dishes. At the same time the
This opens the vent valve and starts the vent fan
both located in the top right rear corner of the tub. heating element is continually cycled on and off.
On some models the dry portion of the cycle can
The fan draws in the air from outside the tub,
forcing the hot, humid air down and out the be extended to improve drying performance.
Detergent and Rinse Aid Dispenser
To replace dispenser:
The detergent and rinse aid dispenser is a one
piece component consisting of a molded
• shut off electricity to dishwasher,
detergent cup and a built-in rinse aid dispenser.
• remove outer door panel assembly,
• disconnect wiring to the actuator,
The detergent cup has a spring loaded cover
• remove the six screws,
and the rinse aid dispenser has a removable
• remove the dispenser,
cover.
• replace and reinstall screws,
• rewire actuator.
Liquid rinse aid is added to the dispenser up to
the fill line indicator. The amount of rinse aid
released can be adjusted by turning the arrow
indicator from one, being the least amount, to
four, being the greatest amount.
Tub and Door Seal
locator ridge at the bottom of the tub. Then align
The door seal is pressed into the tub channel for
an interference fit. To install the seal, locate the and gently press the seal into the channel in only
center mark on the seal back and press into a few spots. Next, close and latch the door to
allow the gasket to seat properly into the channel.
place. Next, install the bottom of the seal by
creating a short turn at the bottom of the tub
channel and ensuring the seal extends to the
Gasket Cross Section
Mounting
Rib
Tub
Interior
Short Turn
Product Specifications
Electrical Water Supply
Suggested minimum incoming water
Rating ................................... 120 Volts, 60Hz
temperature ............................. 120°F (49°C)
Separate Circuit..15 amp min.- 20 amp max.
Pressure (PSI) min./max. ................... 20/120
Motor (Amps) ........................................... 1.8
Connection (NPT) .....................................
Heater Wattage ....................................... 900
Total Amps (load rated) ......................... 10.0 Consumption (Normal Cycle) .......................
TempAssure .............................. 140°F ±5°F
............. 4.9 - 9.7 U.S. gal., 18.5 - 36.7 liters
(60°C±3°C) [with outer door in place]
Water valve flow rate (U.S. GPM) ........... .83
TempBoost ............. 145°F ±5°F (63°C ±3°C)
Water recirculation rate (U.S. GPM) ..............
Heated Wash/Heated Rinse
.................................................... approx. 12
Sanitize .................. 150°F ±5°F (66°C ±3°C)
Water fill time ..................................... 87 sec.
Hi-Limit Thermostat ................ 200°F (93°C)
36
Trouble Shooting Tips
Personal Injury Hazard
Always disconnect the dishwasher from the electrical power source before adjusting or
replacing components.
Symptom Check the Following
Dishwasher will not operate when 1. Fuse (blown or tripped).
turned on. 2. 120 VAC supply wiring connection
faulty.
3. Electronic control board defective.
4. No 12 VAC power to control.
5. Motor (inoperative).
6. Door switch (open contacts).
7. Door latch not making contact with
door switch.
8. Touch pad circuit defective.
9. No indicator lamps illuminate when
START or OPTIONS are pressed.
Motor hums but will not start or run. 1. Motor (bad bearings).
2. Motor stuck due to prolonged
non-use.
Motor trips out on internal thermal 1. Improper voltage.
2. Motor windings shorted.
overload protector.
3. Glass or foreign items in pump.
Dishwasher runs but will not heat. 1. Heater element (open).
2. Electronic control board defective.
3. Wiring or terminal defective.
4. Hi-Limit thermostat defective.
1. Latch mechanism defective.
Detergent cover will not latch or
open. 2. Electronic control board defective.
3. Wiring or terminal defective.
4. Broken spring(s).
5. Defective actuator.
Dishwasher will not pump out. 1. Drain restricted.
2. Electronic control board defective.
3. Defective drain pump.
4. Blocked impeller.
5. Open windings.
6. Wiring or terminal defective.
Dishwasher will not fill with water. 1. Water supply turned off.
2. Defective water inlet fill valve.
3. Check fill valve screen for
obstructions.
4. Defective float switch.
5. Electronic control board defective.
6. Wiring or terminal defective.
7. Float stuck in "UP" position.
1. Drain hose (high) loop too low.
Dishwasher water siphons out.
2. Drain line connected to a floor drain
not vented.
Detergent left in dispenser. 1. Detergent allowed to stand too long in
dispenser.
2. Dispenser wet when detergent was
added.
3. Detergent cover held closed or blocked
by large dishes.
4. Improper incoming water
3 / "
8 temperature to properly dissolve
detergent.
5. See "Detergent cover will not open."
Remedy
1. Replace fuse or reset breaker.
2. Repair or replace wire fasteners at
dishwasher junction box.
3. Replace control board.
4. Replace control board.
5. Replace motor/impeller assembly.
6. Replace latch assembly.
7. Replace latch assembly.
8. Replace console assembly.
9. Replace console assembly.
1. Replace motor assembly.
2. Rotate motor impeller.
1. Check voltage.
2. Replace motor/impeller assembly.
3. Clean and clear blockage.
1. Replace heater element.
2. Replace control board.
3. Repair or replace.
4. Replace thermostat.
1. Replace dispenser.
2. Replace control board.
3. Repair or replace.
4. Replace dispenser.
5. Replace dispenser.
1. Clear restrictions.
2. Replace control board.
3. Replace pump.
4. Check for blockage, clear.
5. Replace pump assembly.
6. Repair or replace.
1. Turn water supply on.
2. Replace water inlet fill valve.
3. Disassemble and clean screen.
4. Repair or replace.
5. Replace control board.
6. Repair or replace.
7. Clean float.
1. Repair to proper 32-inch minimum
height .
2. Install air gap at counter top.
1. Instruct customer/user.
2. Instruct customer/user.
3. Instruct customer/user on proper
loading of dishes.
4. Incoming water temperature of
120°F is required to properly
dissolve dishwashing detergents.
020905