Friedrich FSHSR09A1A Installation And Operation Manual page 16

Installation of outdoor unit
Step four: connect indoor and outdoor pipes
1. Remove the screw cap of valve and
aim the pipe joint at the bellmouth of
pipe.
liquid
valve
2. Pretighten the union nut with
hand.
pipe joint
1. Remove the wire clip; connect the power connection wire and signal control
wire (only for cooling and heating unit) to the wiring terminal according to the
color; fix them with screws.
lock nut
Finish
conduit
3. Tighten the union nut with torque
Hex nut diameter Tightening torque
liquid pipe
gas pipe
gas valve
union nut
07 09 12K:
N(1)
L1 L2
white green
red
green
white
black
black
(brown) (yellow-
(blue)
(blue) (yellow-
(brown)
green)
green)
L1 L2
POWER
Indoor unit connection
12
wrench by referring to the sheet
below.
1/4'' 15~20
3/8'' 30~40
1/2'' 45~55
5/8'' 60~65
3/4'' 70~75
18 24K:
N(1) 2 3 L1 L2 G
green(yellow-green)
white(blue)
black(brown)
green
white red
(brown) (yellow-
(blue) black
green)
N(1) 2 3
Indoor unit connection
(N . m)
L2
L1
POWER