Troubleshooting - A.O. Smith aosbath D25A2 User Manual

6. TROUBLESHOOTING

TROUBLESHOOTING
Fault
No or low hot water
flow
No room temperature
water
System is not heating
up
Top of the tank
produces a lot of
steam
IN THE BOX
Code
Tank
Faucet dispenser
4-core data cable
5-core data cable
Possible Causes
Hot water or exhaust pipes are blocked
Child lock is on
No hot water in tank
Air bubbles in dispenser unit
Faucet dispenser is faulty
There is no water in the water purifier
tank
Water purifier is leaking
Water purifier connection is
disconnected
Faucet dispenser is faulty
Circuit board failure
System is powered off
System is in room temperature mode
Main control board failure
Thermostat failure
Corrective Action
Check for blockages on both pipes
Unlock the child lock
Wait for water to refill and try again
Try again after 10 seconds
Replace faucet dispenser
Check water purifier for any alerts
pertaining to water shortage
Check water purifier for any alerts
pertaining to water leaks
Reconnect water purifier and faucet
dispenser
Replace faucet dispenser
Call AOS Bath service hotline 6842 0030
Power on from button on tank body
Switch the mode on the faucet
Call AOS Bath service hotline 6842 0030
Power off system immediately and call
AOS Bath service hotline 6842 0030
Qty Code
1 Instruction manual
1 Faucet installation accessories
1 Tank installation accessories
1 Flexible pipes
Qty
1
1
1
NA