02
03
04
05
06
07
08
09
10
11
12
99
01
02
03
04
05
06
DGI
07
communication
fault "E8"
08
09
10
11
99
Water leakage
01
02
Technical Manual for DGI
Non-conforming air source
Seizure of fan
Seizure of anti-downdraft device
Creekage of ignition needle
Ignition distance is too large
Ignition distance is too small
Lagging of ignition
Flame row near ignition needle is blocked
Nozzles near ignition needle are blocked
Flue pipe is blocked
Improper installation: insufficient oxygen
supply
Other causes
Bad connection between signal wire and
main control board or wire controller
Signal wire is too long
Cross section area of signal wire is too
small
Fault of signal wire
Fault of operation panel
Fault of wire controller
Fault
of
wireless
overlarge operation distance or too many
face walls, or there's no code for emitter or
unsuccessful code and "E9" is displayed
Fault of wireless remote controller::
Displayed contents is incomplete
Wireless remote controller runs out of
electric power
Wireless remote controller PCB is damaged
Fault of main control board
Other causes
Water leakage between external water pipe
and water supply connector
Water leakage between external water pipe
and water outlet connector
remote
controller:
- 56 -
Change another air source
Adjust or replace
Adjust or replace
Adjust or replace
Adjust or replace
Adjust
Replace
Clean or replace
Clean
Clean or replace
Re-installation
Other causes
Re-plug in
Re-adjust
Re-adjust
Replace or repair
Replace or repair
Replace
Re-adjust
Replace the wireless
remote controller
Replace the No. 7 batteries
Replace the main control
board
Other causes
Adjust/replace seal ring
Adjust/replace seal ring