Operation; Service Notes - Calorex DH66 Manual Del Usuario

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5.1 OPERATION

A normal humidistat setting of 50-60% RH, marked on the dial provided.
Minimum air temperature DH44/66A is 15ºC
Minimum air temperature DH44/66AX is 5ºC
Note on "X" models fan stops during defrost.
On models with resistance heaters DH44/66"P" heating control is governed by the remote
mounted air thermostat, adjust to desired air temperature, heater will run automatically as
required.
On models with LPHW, fans will start automatically as required.

5.2 SERVICE NOTES

Maintenance
a. Ensure air inlet/outlets are kept clean. Air filters are available.
b. Wipe clean with a damp cloth or cleaning fluid suitable for polyeurethane.
Cleaning
The evaporator and the condenser will need to be cleaned occasionally with a soft brush. It is
also necessary to check if the driptray and the condensate drain contain any dirt which may
impair satisfactory operation. Calorex recommends that the maintenance should be done
annually by a specialised dealer.
Note The reply paid warranty registration card must be returned to ensure the correct warranty
is given. If you do not find a registration card with your machine please contact the CALOREX
service department giving your name, address, and the serial number of your machine. A card
will then be sent to you for your completion.
Health and Safety
As the Heat Pump contains electrical and rotational equipment, it is important that ONLY
competent persons carry out any work on this type of machine (see warranty).
Before opening the unit you must ensure that the mains supply is isolated
Machine not running at all
Check the following:
Is the supply switched on?
Is the supply fuse healthy?
Turn the humidistat dial fully clockwise.
Check the air inlet and oulet for obstructions.
On "P" models reset thermostat(s)
If, after carrying out the above and waiting 1 hour the machine does not start phone for service.
Machine Fan only running
Turn humidistat dial fully clockwise
Check air inlet and oulet for obstructions, if after waiting 30 minutes the machine does not start
phone for service.
Water leaking from base of unit
Check connection from machine to drain for blockages and clear accordingly, check fall is
adequate.
Check that machine is both vertically and horizontally level.
The user checklist should be carried out before initiating a service call.
Do not attempt to interfere with any internal control setting as these have been factory
calibrated and sealed.
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