49
Maintenance Schedule
WARNING
Water heaters are heat producing appliances. To avoid damage or injury there must be no materials stored against the
water heater or vent-air intake system, and proper care must be taken to avoid unnecessary contact (especially by
children) with the water heater and vent-air intake system.
UNDER NO CIRCUMSTANCES SHOULD FLAMMABLE MATERIALS, SUCH AS GASOLINE OR PAINT THINNER
BE USED OR STORED IN THE VICINITY OF THIS WATER HEATER, VENT-AIR INTAKE SYSTEM OR IN ANY
LOCATION FROM WHICH FUMES COULD REACH THE WATER HEATER OR VENT-AIR INTAKE SYSTEM.
IMPORTANT
The water heater should be inspected at a minimum annually by a qualified service technician for damaged
components and/or joints not sealed.
DO NOT
operate this water heater if any part is found damaged or if any joint is
found not sealed.
The following are instructions for performing some of the recommended maintenance. Unit inspection and
adjustment should be performed by a qualified technician.
Table 6 - Suggested Maintenance Schedule
Service Interval
Component
Operation
Action
1 Month:
Tank
Sediment removal
Drain off several gallons of water.
Condensate Line
Inspect & clean
Clear drainline and trap, verify proper pitch.
1 Year:
Powered Anode
System
Check LED/inspect
rods
1st year: check rods to determine service
interval; check LED annually.
Relief Valve
Function test
Operate lever, inspect for blockage or
corrosion.
Vent & Air Intake
System
Inspect
Inspect joint seals/vent supports; clean air
filter accessory kit if used.
Vent Terminals
Free of blockage &
debris
Clear intake and exhaust terminals, clean
terminal screens.
Combustion System
Inspect & clean
Clean flame sensor, igniter, & inspect burner.
Flushing Water Heater
1. Turn OFF the water heater electrical disconnect switch.
2. Open the drain valve and allow water to flow until it runs clean.
3. Close the drain valve when finished flushing.
4. Turn ON the water heater electrical disconnect switch.
Draining Water Heater
The water heater must be drained if it is to be shut down and exposed to freezing temperatures. Maintenance and service
procedures may also require draining the water heater.
1. Turn OFF the water heater electrical disconnect switch.
2. Connect a hose to the drain valve.
3. Locate hose discharge in an area where hot water will not cause any damage or injury.
4. Close the cold water inlet valve to water heater.
5. Open a nearby hot water faucet to vent the system.
6. Open the heater drain valve.
7. If the water heater is being drained for an extended shutdown, it is suggested the drain valve be left open during
this period.
Summary of Contents for 100T199
Page 59: ...59 NOTES ...
Page 60: ...60 NOTES ...
