Making Cabinet To Chassis Wiring Connections; Installing The (Optional) Remote Control Node (Rcn) For Use With The Optional Wireless Thermostat - Daikin VHF Installation And Maintenance Manual

2 . Thread the female swivel ends of the hoses on to the
water supply and return connections. Using two crescent
wrenches, one to hold the chassis pipe fitting connection
and the second on the flexible hose swivel, tighten the
connections. (Figure 35).
Figure 35: Slide chassis into cabinet leaving approximately
a 10" gap for clearance to make flexible hose connections
Return Connection
Making Cabinet to Chassis Wiring
Connections
!
DANGER
To avoid electrical shock, personal injury or death:
1. Installer must be qualified, experienced
technician.
2. Disconnect power supply before installation
to prevent electrical shock and damage to
equipment.
1 . Locate the wires and plugs in the upper fan section of the
unit that connect to the unit chassis.
2 . Plug in the wires from the top cabinet section into the
proper molex receptacle on the chassis
www.DaikinApplied.com
Figure 36: Plug unit component wiring from the top
cabinet section into the proper receptacle on the chassis
(Unit Size 015 Chassis Shown)
Supply Connection
2 . Push the chassis into the cabinet until it makes contact
Note: Be sure there are no kinks and that the stainless steel
Installing the (Optional) Remote Control
Node (RCN) For Use With The Optional
Wireless Thermostat
Heat Pump Kit Part No . 910139783 – Parts Included
1 . RCN
2 . Bezel with Overlay
Introduction
Although the wireless temperature control kit is factory sup-
plied it may also be field installed, which requires units set up
for unit-mounted 24V thermostat control. The kit consists of a
battery powered wireless remote thermostat and a unit-mounted
Remote Control Node (RCN) and wireless remote control decal.
Note: The Remote Control Node is configured at the factory.
Tools Required
(Figure 36).
● Phillips head screw driver
● Small Phillips head screw driver
● Small (flat head) screw driver
Procedure
1 . Be sure that all power to the unit is disconnected and that
2 . Remove the filter and then the front panel/filter rack
30
Low Voltage
Power Receptacle
Main Power Receptacle
Fan Control Receptacle
Thermostat or Room
Sensor Receptacle
with the stops on the rails at the rear of the cabinet.
braided hoses do not come in contact with and vibrate on
chassis and cause noise. Also be sure not to pinch wires
between cabinet and chassis when inserting chassis.
3 . Wire harness to MTIII Board
4 . Wire harness to RCN Board
See factory default configurations for Part Number
910139783.
the disconnect switch is in the OFF position.
(Figure 37).
Vertical Stack WSHP • IM 986-11
i
nstallation