INSTRUCTION REF: IN100
ISSUE No. 6
DATE 06.06.16
Page 14 of 21
www.parry.co.uk
YELLOW / RED FLASH
Boiler could not fill on initial power up..
Check water supply is connected / turned on to unit.
If water supply is turned on and problem still persists call engineer
PURPLE / RED FLASH
The heater has failed to heat the tank in time.
(Approx 15 minutes)
Call Engineer
GREEN / BLUE FLASH
The water has failed to reach temperature in 120
minutes.
Call Engineer
RED / WHITE FLASH
This indicates the thermistor has reported a reading
of less than approx 50 degrees during operation.
Call Engineer
BLUE / RED FLASH
Thermistor is short circuited. (Faulty)
Call Engineer
GREEN / RED FLASH
Thermistor is open circuit. (Faulty)
Call Engineer
