Troubleshooting Guide

2
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www.insinkerator.com
WDT531-17A-83-10
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Water dripping from faucet
assembly spout or vent
Causes • Solutions
• Low water pressure:
- Check pressure. (Minimum of 30 PSI required).
Note: If used with reverse osmosis (RO) systems,
bypassing the system may be necessary.
• Tubing too long:
- Maximum distance between tank and faucet
should not exceed 16 inches.
• Faucet vent path blocked:
A. Disconnect vent tube
from tank.
B. Blow air through vent tube,
ensuring no obstruction. If
vent tube is obstructed,
REPLACE FAUCET.
A B
• Faucet valve leaking (HOT MODELS ONLY):
A B C
A. Disconnect inlet fitting (blue tube) from tank.
B. Position blue tube over bucket to capture water.
C. Quickly turn hot water on and off with faucet several times.
D. If blue tube continues to drip, REPLACE FAUCET.
• Faucet valve leaking (HOT/COOL MODELS):
B C
A. Repeat same steps as above for hot side. Follow steps
below for cool side.
B. Position blue tube over bucket to capture water.
C. If water continues to drip from faucet, quickly turn cool
side water on and off with faucet several times.
D. If spout continues to drip, REPLACE FAUCET.
• Tank not getting air:
A
C
B
A. Immediately after thermostat shuts off, disconnect vent
tube from tank and turn hot side water on.
B. Place finger over tank vent stem. Suction should be felt at
vent tube.
C. Turn hot side water off and reconnect tank vent tube if
suction is strong.
D. If there is no suction of the tank vent, REPLACE TANK.
• Water comes up vent while dispensing Cold Water (Hot/
Cool models only):
- REPLACE FAUCET.
Tank makes noise
Causes • Solutions
• Water heating in tank:
- Normal operation.
Water spits or steams out of spout
WITHOUT dispensing water
Causes • Solutions
• Spitting and steaming is normal during initial startup or after
a large water draw. If not under these normal conditions:
1. Adjust thermostat to a lower setting,
draw 2 cups of water and wait 10 minutes.
2. Check water flow to see if spitting subsides.
3. REPLACE TANK if not corrected.
• Thermostat set too high or malfunctioning:
1. Adjust thermostat to a lower setting,
draw 2 cups of water and wait 10 minutes.
2. Check water flow to see if spitting subsides.
3. REPLACE TANK if not corrected.
Irregular flow of water while dispensing
Causes • Solutions
• Clogged faucet aerator:
1. Unscrew the aerator in a counter
clockwise direction.
2. Inspect aerator.
3. Back flush until clean.
• Thermostat set too high or malfunctioning:
1. Adjust thermostat to a lower setting, draw
2 cups of water, and wait 10 minutes.
2. Check water flow to see if water flow is regular.
3. REPLACE TANK if not corrected.
• Air in system:
- REPLACE TANK.