Daikin Applied (UK) Ltd.
REV A
– PAGE 9. SECTION 11 ADDED. 11/03/14
Page 34 of 37
A set of Operating and Maintenance Instructions for the gas burner will be provided
separately.
Before the burner is commissioned the client must ensure that the correct gas pressure
is available and is connected, and that all electrical and control supplies and
connections are made. The duct system must be balanced cold to provide the correct
design air flow rate from the Air Handling Unit before the burner is commissioned.
In the case of indirect fired burners all flue connections must be made (by others) before
commissioning.
Please note
: - if the above checks are not carried out then abortive site visits will be
incurred, the cost of which will be invoiced by
Daikin Applied (UK) Ltd.
Humidifiers
A set of Operating and Maintenance Instructions for the humidifier will be provided
separately.
If there is a drain tray fitted within the humidifier section the
1” BSP male drain
connection has to be connected to an appropriate trapping system. Refer to the GA
drawing for location of the drain connection.
Care must be taken to ensure that the
correct type of drain trap is used depending on whether it is positive or negative air
pressure within the humidifier section. Drain lines from the trap must be pitched
downwards, a slope of 1:25 is recommended. For details of drain trap sizing for both
types refer to drawing A4-500628.
Inverters
A set of Operating and Maintenance Instructions for the inverter will be provided
separately
Thermal Wheels
A set of Operating and Maintenance Instructions for the thermal wheel will be provided
separately.
The thermal wheel rotates at either a constant speed or variable speed and is driven by
motor fitted with belt and pulley. The variable speed motor is supplied with a speed
controller which is normally site fitted and connected by others.
All field wiring must be carried out in accordance with the current I.E.E. Regulations.
The sizes of the cables and contactors must be suitable for the load carried.
Fault Finding
