Installation / Operation Instruction Manual

40
Maintenance and service
RTG-K-199/160N/X2 – 6 720 813 642 (2022/06)
The flue gas restrictor must be assemble in the exhaust grill.
▶ Install the flue gas restrictor in the exhaust grill.
Fig. 40
▶ Assemble the front cover in the appliance.
Fig. 41 Place the front cover
▶ Access service mode by pressing and hold down at the
same time, , and for 3 seconds.
▶ Press buttons or until the display shows “P7”.
▶Press .
▶ Press buttons or to choose LP (LPG).
▶ Press the button for 3 secs. to save your selection.
The selected temperature blinks.
▶ Update “TYPE OF GAS” in the rating plate of the appliance
using the label provided with the gas conversion kit.
▶Confirm CO
2
and CO values and, if necessary, adjust the
parameters P1 and P2, see chapter 8.11 for more
information.
7 Maintenance and service
WARNING:
Maintenance must be done by a trained or qualified contractor.
DANGER:
▶ Always shut off the electrical power supply, shut off the
manual gas valve and shut off the water valves whenever
servicing.
WARNING:
▶ Replace all dismantled seals and o-rings with new ones.
▶ Consult spare part list at www.bradfordwhite.com.
NOTICE:
▶ Inspect and clean the complete water heating system once
a year.
▶ Follow points 5 and 6 in Table 21 after 400 operation hours
or 25000 cycles (whichever occurs first), see
chapter 6.5.1 (Op. Data).
▶ Inspect the water heater and components for wear or
fatigue. Immediately repair all faults to avoid damage to the
system.
Annual maintenance table
Every year
1. Inspect venting system X
2. Inspect combustion chamber X
3. Inspect burner X
1)
1) Proceed with air filter cleaning or replacement if error code
CE, CF and C2 is displayed. Check the flue exhaust for
blockage (appliance is protected against flue blockage).
4. Inspect pressure relief X
5. Inspect water filter X
6. Heat Exchanger Descaling X
2)
7. Inspect condensate siphon X
8. Inspect air filter X
1)