Toyotomi HTN-09IV User Manual page 35

Installation of outdoor unit
Step four: connect indoor and outdoor pipes
1. Remove the screw on the right han-
dle of outdoor unit and then remove
the handle.
2. Remove the screw cap of valve and
aim the pipe joint at the bellmouth of
pipe.
liquid
valve
1. Remove the wire clip; connect the po wer connection wire and signal control
wire (only for cooling and heating unit) to the wiring terminal according to the
、12、17K Cool only type and Heat
pump type：(for some model
N(1)
N
black brown yellow-
blue
Indoor unit connection
screw
handle
liquid pipe
gas pipe
gas valve
2 3
L
yellow- green
brown(black)
L
blue
N
POWER
green
3. Pretightening the union nut with
hand.
pipe joint
4. Tighten the union nut with torque
wrench by referring to the sheet
below.
Hex nut diameter Tightening torque
35
union nut
(N . m)
30~40
21K Cool only type and Heat pump type
N(1) 2 3 L N
yellow-
green
blue black brown brown blue
(black)
POWER
yellow-
green
Indoor unit connection
N
L
GB