A.O. Smith ADMR-115, Installation, User And Service Manual

Page: 82 / 98

Performing maintenance
82 Instruction manual ADMR
15
s
6. Activate "ON mode" by going through the following steps:
- Press once on the blue arrow ( ) to position the cursor beside
ON
,
then press .
- Confirm the selection
START OPERATION
with .
7. If there is no heat demand, increase Tset (11.3 "Setting the water
temperature") . Note the original setting. Draw some hot water off to create
heat demand.
8. Check whether the heating cycle is running correctly (9.2 "The appliance's
heating cycle") .
9. If you have adjusted T
set
, return it to the original value (11.3 "Setting the
water temperature") .
10. Check the supply and burner pressure (3.11 "Checking the supply pressure
and burner pressure") , and adjust them if necessary.
11. Check that all components of the chimney flue system are properly attached.
12. Test the operation of the overflow valve of the protected cold supply setup.
The water should spurt out.
13. Test the overflow operation of the T&P valve. The water should spurt out.
14. Check the drainpipes from the discharge points of all valves and remove any
scale deposits that may be present.
15. Drain the appliance (6 "Draining") .
15.3 Water-side
maintenance
15.3.1 Introduction
The following steps must be carried out on the water side:
1.
Checking the anodes .
2. Descaling and cleaning the tank .
15.3.2 Checking the anodes
Timely replacement of the anodes extends the service life of the appliance. The
appliance's anodes must be replaced as soon as they are 60% or more used up
(take this into consideration when determining the maintenance frequency).
Warning
The draught diverter and cover can be hot.
1. Detach the wiring from the flue damper.
2. Withdraw the sensor cable plug from the flue gas sensor.
MENU
»OFF
^ ON
È WEEK PROGRAM
»START OPERATION
^ CHANGE SETPOINT
È Tset=65ÉC