Connection Method Of The Connecting Cable(Example) - Heat Controller DMH18DB-1 Service Manual

Connection method of the connecting cable(Example)

(1) Remove two-caps on the conduit panel.
(for low voltage line)
(2) Pull out connection cable through conduit.
(3) After conduit to the panel, fix nut to the opposite side of
panel
(4) Pass the conneciton cable through the hole
(5) Properly connect the cable on the terminal block
(6) Fix the connection cable with cord clamp provided on the
unit not to have strain at the terminal when the connec-
tion cable is pulled outside up to a 35 pound weight.
WARNING: Loose wiring may cause the
terminal to overheat or result in unit mal-
function. A fire hazard may also exist.
Therefore, be sure all wiring is tightly con-
nected.
When connecting each power wire to the corresponding
terminal, follow instructions "How to connect wiring to the
terminals" and fasten the wire tightly with the fixing
screw of the terminal plate.
How to connect wiring to the terminals
For strand wiring
(1) Cut the wire end with a wire cutter or wire-cutting pli-
ers, then strip the insulation to expose the strand
wiring about 10mm(3/8").
(2) Using a screwdriver, remove the terminal screw(s) on
the terminal plate.
(3) Using a round terminal fastener or pliers, securely
clamp each stripped wire end with a round terminal.
(4) Position the round terminal wire, and replace and
tighten the terminal screw using a screwdriver.
Connecting the Cable between Indoor Unit and Outdoor Unit
Power supply
cable
Lock nut
Power supply line
(1ø, 230/208V)
Loosening the
terminal block screw
Connecting cable
Terminal
block
Connecting cable
Cord clamp
Cap(Remove)
Hole
(for low voltage line)
Taping
(for sealing)
Low voltage line
(connecting cable)
Conduit panel
High voltage
Strand wire
Round
terminal
Low voltage
Fastening the
wire tightly
Connecting cable
Service Manual 27