Toyotomi TRN/TRG-2328ZR User Manual page 46

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.
NOTE
When there're multiple
cables passing through it,
the cross-hole of handle
should be knocked off
and eliminate the sharp burrs for
avoid damaging the cables.
Only applicable for some models.
2. Remove the screw
cap of valve and
aim the pipe joint
at the bellmouth of
pipe.
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
Note: The wiring board is for reference only. Please refer to the actual one.
screw
handle
cross-hole
liquid pipe
gas pipe
liquid
valve
gas valve
09K, 12K, 18Κ, 24Κ Heat pump type:
N(1)
yellow-
green
blue black brown blue
Indoor unit connection
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
1/4''
3/8''
1/2''
5/8''
3/4''
2 L(3)
yellow-
brown
green
(black)
N L
POWER
46
union nut
(N . m)
30~40
GB