D. Piping connection
MODEL NUMBER
SWEAT CONNECTION
WATER INLET
WATER OUTLET
5/8"
5/8"
5/8"
5/8"
5/8"
5/8"
5/8"
5/8"
5/8"
5/8"
VWL 03
VWL 04
VWL 06
VWL 08
VWL 10
E. Condensate Drain connection
- Use PVC Class 3 material for the condensate drain piping (3/4
"
).
- Provide a
"
P
"
trap immediately at the condensate drain connection.
- Run your piping avoiding bends and elbows.
- Pitch the piping away from the unit with 2/100 slope.
- If the pipe is routed though a room (or an unconditioned space) insulate to avoid condensation on its outer walls.
Note:
The water lines must be installed level in both the horizontal & vertical plane.
Insulation of pipes
The pipe insulation should cover both inlet & outlet pipes as shown below.
F. Electrical connection
Please ensure power supply (V-Ph-Hz) to the unit is as per unit nameplate requirements.
Caution:
Operation of the unit on improper power supply will result in damage to the unit.
Warning:
Before installation or servicing, always TURN OFF all power to the unit. There may be more than one discon-
nect switch. Ensure all of them are turned off.
Ground & Power wires
Connect power wires as per wiring diagram. Connect ground wire to the ground lug inside the control box.
INSULATION
NO
NO
YES
WATER OUT
INSULATION
WATER IN
WATER OUT
WATER IN
WATER IN
WATER OUT
5
