Redring DC3810 - Manual (Page 17)

IS
PROGRAMMER
SWITCHED TO
HOT WATER?
IS
MID POSITION
VALVE IN CORRECT
POSITION
END
YES
HAS
HIGH LIMIT
CUT OUT?
IS ALL
WIRING TO THE
CONTROLS
OK?
YES
NO NO
NO
NO
YES
RE-SET
YES
REPLACE
THERMOSTAT
RE-WIRE
IS
CONTROL
TEMPERATURE SET
AT 55 o C-60 o C?
YES
NO
RE-SET
SET PROGRAMME
IS BOILER ON?
START
YES
NO
SWITCH ON
RE-SET, CHECK
WIRING & PLUMBING
IS CORRECT
16
TROUBLESHOOTING - NO HOT WATER - INDIRECT
New Stainless imp_alt 2/15/05 12:15 PM Page 17