Troubleshooting Check List - American Standard VAPORSHIELD Residential 30 Operating, Installation And Service Manual

19
SERVICE MUST
THE FOLLOWING ISA LIST OF THE MOST COMMON COMPLAINTS RELATED TO THE USE OF WATER HEATERS. MANY
COMPLAINTS ARE DUE TO ITEMS NOT DIRECTLY RELATED TO THE WATER HEATER. DO NOT ATTEMPT TO SERVICE
THE WATER HEATER OR PERFORM OTHER RECOMMENDATIONS ON THIS LIST UNLESS YOU ARE TRAINED AND
QUALIFIED TO DO SO.
VAPORSHIELD System Operational Checklist
Manifold gasket properly sealed.
1.
Viewport not damage or cracked.
2.
Pilot air duct screen not blocked.
3.
No leaks at pilot and manifold connection.
4.
Manifold door screws securely tightened
5.
PROBLEM
I. Pilot not lit
BURNER WILL
NOT IGNITE 2. Thermostat set too low
3. No gas
4. Dirt in the gas lines
5. Pilot line clogged
6. Main burner line clogged
7. Defective thermocouple
8. Defective thermostat
SMELLY WATER
BURNER FLAME
NOT RED ON 2. Low gas pressure
ENTIRE SURFACE 3. Flue clogged
4. Main burner line clogged
PILOT WILL I.
2. No gas.
NOT LIGHT OR
REMAIN LIT 3. Dirt in gas line.
5. Thermocouple connection loose.
6. Defective Thermocouple.
7. Cold drafts.
8. Thermostat ECO switch open.
9. High temperature cut off switch open.
10.
II. Pilot air intake duct screen blocked.
12.
HIGH OPERATION I.
COSTS 2.
4.
5. Leaking faucets
6. Gas leaks
7.
I.
INSUFFICIENT
HOT WATER 2. Sediment or lime in tank
3. Water heater too small
4. Wrong piping connections
5. Leaking faucets
6. Wasted hot water
8. Hot water piping in outside wall
9. Low gas pressure
BE PERFORMED BY A
SERVICE AGENCY
TROUBLESHOOTING CHART
POSSIBLE CAUSE (S)
Air in gas line.
Defective Igniter.
Low gas pressure.
Wrong piping connections
Wasted hot water
Thermostat set too low
QUALIFIED INSTALER,
OR GAS SUPPLIER
CORRECTIVE ACTION
I. Light pilot
2. Turn temp. dial to desired temperature
3. Check with gas utility company
4. Notify utility-install trap in gas line
5. Clean, locate source and correct
6. Clean, locate source and correct
7. Replace thermocouple
8. Replace thermostat
9. Provide fresh air ventilation
I. Replace the anode with a special anode
1. Provide ventilation to water heater
2. Check with gas utility company
3. Clean, locate source and correct
4. Clean, locate source and correct
5. Proper fresh air ventilation
1. Bleed the air from the gas line
2. Check with gas utility company
3. Notify utility-install dirt trap in gas line
4. Clean, locate source and correct
5. Finger tighteh; then 1/4 turn with wrench
6. Replace thermocouple
7. Locate source and correct
8. Replace thermostat
9. Call Service number on front of this manual
Replace igniter pilot assembly
10.
II. Clean pilot duct air intake screen
Check with gas utility company
12.
I. Set temperature dial to lower setting
3. Install adequate heater
4. Correct piping-dip tube must be in cold inlet
5. Repair faucets
6. Check with utility-repair at once
7. Advise customer
8. Insulate piping
9. Insulate piping
I. Turn temperature dial to desired setting
3. Install adequate heater
4. Correct piping-dip tube must be in cold inlet
5. Repair faucets
6. Advise customer
7. Insulate piping
8. Insulate piping
9. Check with gas utility company