8.0 TROUBLESHOOTING FLOW CHART - MERTIK GV60
PAGE 14
No
ACTION
POSSIBLE PROBLEM/
CAUSE
SOLUTION
6.
NO
Resistance in thermo current
circuit too high.
Check cables and connections
in thermo current circuit.
Solenoid drops
(audible click)
Not enough heat on
thermocouple.
Check position of pilot to
thermocouple and intensity of
pilot flame.
Motor turns to main gas
and pilot stays lit.
Low voltage from
thermocouple.
Check connections and, if
necessary, replace
thermocouple. Do not over
tighten the connections!
Short because thermocouple
end is damaged.
Replace thermocouple, do not
overtighten the connections!
NO
IGN sequence stops. No
reaction to transmitter
command (receiver does not
react).
Press RESET button, see
instructions.
Add ground wire between
pilot burner and gas valve.
OK
Do not coil the IGN cable.
Shorten IGN cable if possible.
7.
Main burner is lit.
NO
Gas valve manual knob in
“MAN” position.
Turn knob to “ON” position.
OK
8.
Main burner stays lit.
NO
Too much / too little air
flow / draft at pilot, blows
out or is smothered.
Check whether restriction
plate has been correctly
applied in unit, see
instructions. Poor flue
location, check correctness of
layout and connections.
OK
9.
Magnet unit drops while
motor turns.
3 beeps.
NO
Receiver batteries low.
Replace batteries, 1.5V AA
quality alkaline!
System can be switched
OFF via remote control.
NO
System can be
switched OFF via
ON/OFF switch.
NO
Short between TC and SW
cable.
Check connection to
interrupter block.
YES
YES
OK
OK
Replace gas valve.
