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Use and Care Manual
Exploded View of Wash System
Nozzle
Funnel
Nut
Funnel Base
Center Spray Arm
Lower Spray Arm
Motor Bracket
Seal
Check Ball
Circulation Motor
Impeller
Barrel Rear
Macerator
Barrel Front
Water Inlet Tube
Impeller Screw
Water Valve
Incoming Water Supply
Pump Assembly
The pump assembly is driven by a
1
/
HP,
air lock. The drain loop on the side of the tub must
12
shaded pole motor. Rotation is in the
be kept in place after servicing.
counterclockwise direction at 3100 to 3200 RPM.
The main pump can easily be removed by
The motor drives a pump which supplies 100
disconnecting the upper spray arm supply tube,
percent filtered water at a rate of approximately
the drain pump connector hose, and the wiring
12 GPM to one spray arm at a time. The spray
harness connections made at the circulation
arm's operation is alternated by small "pauses"
motor and the water heat thermistor located on
of the motor during the wash cycle.
the bottom of the pump.
Draining is accomplished by using a small
Once the pump assembly is removed from the
separate synchronous drain pump mounted to
dishwasher, the motor/impeller assembly can be
the side of the sump. The drain pump is connected
removed from the sump by taking out the three
to the main pump by a small rubber hose. The
(3) T-20 Torx head screws from the aluminum
drain check valve is located at the entrance to the
motor bracket and then the three (3) T-20 Torx
drain pump. The drain hose is attached by a
head screws from the volute cover. Using a large
worm gear clamp to the discharge of the drain
flat head screwdriver inserted between the
pump. The drain is then routed up the side of the
impeller screw and the sump's volute, the motor/
dishwasher and attached to the side of the tub.
impeller assembly can be gently pried out of the
This drain loop insures that an air pocket cannot
sump. Use the screwdriver as a lever.
form near the drain pump and cause the pump to
900 Watt Heater
Voltage checks of the heater should be made in
Refer to the cycle chart on the reverse side to
determine when the heater is on during the wash
the dry portion of the service test mode.
cycle. The heater cycles ON and OFF for brief
periods during the drying cycle.
Standard Dry Air Flow
When the control advances to the "dry" portion of
the cycle, a linear actuator retracts a valve, which
opens a vent path through the console into the
kitchen.This venting method eliminates
discharging heated moisture into the motor
compartment. The heated, moist air leaving the
Drain Hose
dishwasher through the console vent causes
drier air to be drawn into the unit by way of intake
vents located at the bottom of the door. The
water on the dishes is evaporated into drier air
and the venting process continues. The heating
element is turned ON and OFF during the entire
drying cycle.
Spray Arm
Detergent and Rinse Aid Dispenser
Support
The detergent and rinse aid dispenser is a one
Glass Trap
piece component consisting of a molded
Heating
detergent cup and a built-in rinse aid dispenser.
Element
The detergent cup has a spring loaded cover and
Filter
the rinse aid dispenser has a removable cover.
Liquid rinse aid is added to the dispenser up to
Soil Director
the fill line indicator. The amount of rinse aid
Volute Cover
released can be adjusted by turning the arrow
indicator from one, being the least amount, to
Drain Motor
four, being the greatest amount.
To replace dispenser:
Delivery Tube
• shut off electricity to dishwasher,
• remove outer door panel assembly,
Connector Hose
• disconnect wiring to the actuator,
Sump
Tub and Door Seal
The door seal is pressed into the tub channel for
an interference fit. Center the gasket (marked on
back) at the tub top center and press in place
Product Specifications
Electrical
Rating .................................. 120 Volts, 60Hz
Separate Circuit..15 amp min.- 20 amp max.
Motor (HP) .................................................
Motor (Amps) ........................................... 3.4
Heater Wattage ....................................... 900
Total Amps (load rated) ......................... 11.0
TempAssure ................................ 136°F ±5°F
(58°C±3°C) [with outer door in place]
TempBoost
...............
Hi-Limit Thermostat .................. 200°F (93°C)
Power Dry Air Flow
The Power Dry configuration is the same as the
Standard except it has a cross flow blower located
in the air discharge path. The blower assists the
heating element in producing power to drive the
moist air out of the dishwasher.
• remove the six screws,
• remove the dispenser,
• replace and reinstall screws,
• rewire actuator.
To replace actuator:
• shut off electricity to dishwasher,
• disconnect wiring to the actuator,
• place a flat head screwdriver under the actuator
body and between the dispenser housing and
terminal side, twist and lift up on the actuator
being careful not to damage the retainer
snap-fits,
• replace with new actuator by pressing into
place,
• rewire actuator.
without stretching or bunching. The gasket takes
a short turn at the bottom of the tub channel
before ending at the channel end wall.
Gasket Cross Section
Mounting
Rib
Tub
Interior
Short Turn
Water Supply
Suggested minimum incoming water
temperature .............................. 120°F (49°C)
Pressure (PSI) min./max. ................... 20/120
1
/
12
Connection (NPT) ......................................
Consumption (Normal Cycle) ........................
......... 6.0 U.S. gal., 5.0 Imp. gal., 22.7 liters
Water valve flow rate (U.S. GPM) .......... .83
Water recirculation rate (U.S. GPM) ..............
144°F ±5°F (62°C ±3°C)
.................................................... approx. 12
Heated Wash/Heated Rinse
Water fill time ..................................... 87 sec.
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, check
resistances).
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
1. Motor (bad bearings or locked rotor).
2. Motor stuck due to prolonged
run.
non-use.
Motor trips out on internal thermal
1. Improper voltage.
2. Seal faces binding.
overload protector.
3. Motor shaft binding.
4. Motor windings shorted.
5. 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.
Detergent cover will not latch or
1. Latch mechanism defective.
2. Electronic control board defective.
open.
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. Air lock in drain hose.
5. Blocked impeller.
6. Open windings.
7. Wiring or terminal defective.
1. Water supply turned off.
Dishwasher will not fill with water.
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.
Dishwasher water siphons out.
1. Drain hose (high) loop too low.
2. Drain line connected to a floor drain
not vented.
3. Drain hose not connected to side of
tub.
Detergent left in dispenser.
1. Detergent allowed to stand too long
3
/
"
8
in dispenser.
2. Dispenser wet when detergent was
added.
3. Detergent cover held closed or
blocked by large dishes.
4. Improper incoming water
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 transformer.
5. Replace motor/impeller assembly.
6. Replace door switch.
7. Replace latch assembly.
8. Replace console assembly.
9. Replace console assembly.
1. Replace motor.
2. Rotate motor fan or impeller.
1. Check voltage.
2. Rotate motor fan or impeller, or
replace.
3. Clear blockage or replace.
4. Replace motor/impeller assembly.
5. 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 actuator.
1. Clear restrictions.
2. Replace control board.
3. Replace pump.
4. Make sure hose is attached in proper
position on side of tub.
5. Check for blockage, clear.
6. Replace windings.
7. 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 height.
2. Install air gap at counter top.
3. Reattach drain hose.
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.
961203 (ELEC)
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Summary of Contents for Frigidaire FDB837GFS3
- Page 1 Water fill time ... 87 sec. Hi-Limit Thermostat ... 200°F (93°C) 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.