Takagi GS-2000W-AU - MAINTENANCE AND SERVICE; UNIT DRAINING and FILTER CLEANING

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MAINTENANCE AND SERVICE
The water heater should be checked at least once a year or as necessary by a licensed technician.
If repairs are needed, any repairs should be done by a licensed technician.
The water heater’s lifeme may be extended by frequent maintenance.
WARNING
Turn o the electrical power supply and close the manual gas control valve and the manual
water control valve before servicing.
• Clean the cold-water inlet lter. (Refer to diagram below.)
• Be sure that all openings for combuson air are not blocked. If blocked, remove any obstrucon.
• Check that the opening for exhaust is not blocked. If blocked, shut o the water heater’s combuson.
Aer a while, remove any obstrucon. DO NOT touch while burning because you might get burnt due
to high temperature.
• Check the gas pressure.
• Keep the area around the water heater clear. Remove any combusble materials, gasoline or any
ammable vapors and liquids.
UNIT DRAINING and FILTER CLEANING
1. Close the manual gas shut o valve.
2. Turn o the power supply to the water heater.
3. Close the manual water shut o valve.
4. Open all hot water taps in the house (Bathroom, kitchen, laundry room, etc.). When the residual water
ow has ceased, close all hot water taps.
5. Have a bucket or pan to catch the water from the unit’s drain plugs. Unscrew the drain plugs to drain
all the water out of the unit.
6. Wait a few minutes to ensure all water has completely drained from unit.
7. Clean the lter: Check the water lter located within the cold inlet. With a ny brush, clean the water
lter of any debris which may have accumulated and reinsert the lter back into the cold water inlet.
8. Securely screw the drain plugs back into place. Hand-ghtenonly.
3. REMOVE BY TURNING
COUNTERCLOCKWISE AND
THEN CLEAN AND REPLACE
1. TURN OFF THE WATER
INLET SUPPLY VALVE.
2. OPEN A HOT WATER
TAP TO RELEASE THE
LINE PRESSURE.
lter