13 Unit installation
Installation and operation manual
26
SV1ASV4~8A14AJV1B
VRV 5 safety valve unit
4P709466-1 – 2023.09
d
Suspension bolt
e
SV unit
4
Secure the unit by tightening the nut and double nut.
5
Level the unit at all 4 corners by turning the double nuts, the
long nuts or the turnbuckles. Use a level or water-filled vinyl
tube to measure if the unit hangs level. A deviation of maximum
1 degree is allowed in the direction of the drain socket and
away from the switch box.
NOTICE
If the unit is installed at a bigger angle than allowed, water
may drip from the unit.
b
a
a
Level
b
Water-filled vinyl tube
≤
1°
a
b
A
B
≤
1°
A
a
B
a
Drain socket
b
Switch box
13.4.2
To connect the drain piping
NOTICE
Incorrect connection of the drain hose might cause leaks,
and damage the installation space and surroundings.
1
Push the drain hose as far as possible over the drain pipe
connection.
1
a
b
a
Drain pipe connection (attached to the unit)
b
Drain hose (accessory)
2
Position the metal clamp around the drain hose, as close to the
unit as possible.
3
Tighten the metal clamp and bend the tip of the metal clamp so
that the large, self-adhesive sealing pad (accessory) will not be
forced outwards when applied.
4
c
3
2
c
Metal clamp (accessory)
4
Check if the water drains correctly.
▪ Open the inspection hole by removing the inspection hole
cover.
2×
≤
3.2 N·m
PH2
SW8
▪ Gradually add water through the inspection hole.
▪ Verify that the water flows through the drain hose and check
for water leaks.
▪ Close the inspection hole.
5
Wind the large, self-adhesive sealing pad (accessory) around
the metal clamp and drain hose.
Note:
Start on the screw part of the metal clamp, work your way
around the clamp and end overlapping your starting point.
5
b
a
c
d
a
Drain pipe connection (attached to the unit)
b
Drain hose (accessory)
c
Metal clamp (accessory)
d
Large, self-adhesive sealing pad (accessory)
6
Connect the drain piping to the drain hose.
6
e
e
Drain piping (field supply)
Summary of Contents for VRV 5
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