17
Sales/Replacement Telephone 01604 762881
NOTE:
Do not break open the fan case assembly as this will void the warranty.
14.7.3 Replace fan assembly and refit in reverse order.
14.8
REAL TIME CLOCK (RTC) BATTERY CHECKS
14.8.1 The battery needs to be checked at regular intervals to make sure there is always a back up power
in case of a mains power loss.
14.8.2 Remove the unit cover, see paragraph 14.4.
14.8.3 Check the voltage of the battery by connecting test point ‘A’ on the SW1 switch and the battery
casing then read off the meter reading. If the reading is below 2.3V the battery will need to be
replaced.
14.8.4 To replace the battery use an ‘L’ shaped tool, push the battery out of the casing and replace with
new.
14.8.5 If there is no power from the mains and battery and the unit is dead. Replace the battery before
using the RTC Kit to set the time. This will set the RTC to the current local time.
For further information contact Johnson & Starley on Telephone 01604 762881.
14.9
SYSTEM MAINTENANCE: CHECK OWNER REGIME FOR FREQUENCY
14.9.1 Clean unit filters and any inline filters that may be fitted in accordance with the filter’s manufacturers
instructions.
14.9.2 Clean the filter grille mesh in the extract grille if fitted.
15. CLEANING THE FILTER
15.1
Remove the magnetic strips and remove the filter.
15.2
Remove all debris with a soft brush or vacuum cleaner.
NOTE:
DO NOT USE WATER OR ANY OTHER FLUIDS.
FIGURE 20.
RTC BATTERY TEST POINT & CASING
BATTERY CASING
BATTERY
SW1
SWITCH
TEST
POINT
‘A’
