Ultra Heat GMV5 User Manual
20
φ6.35: D+b+c+d=5+3+2+1=11m(36feet)
NOTICE! Liquid pipe that is within 20m(65-5/8 feet) doesn’t need to be added with
refrigerant.
Therefore, the minimum quantity of additional refrigerant = (23-20)×0.054+11×0.022＝
0.404kg(14oz)
4.6 Electric Wiring
(1) All electrical installation must be performed by qualified technicians in accordance with local laws, regulations
and this user manual.
(2) Use air conditioner specialized power supply and make sure that it is consistent with system’s rated voltage.
(3) Do not pull the power cord with force.
(4) Caliber of the power cord must be large enough. A damaged power cord or connection wire must be replaced
by specialized electrical cords.
(5) Connect the unit to specialized grounding device and make sure it is securely grounded. It’s a must to install air
switch and current circuit breaker that can cut off the power of the entire system. The air switch should include
magnetic trip function and thermal trip function so that system can be protected from short circuit and overload.
(6) Air conditioner belongs to class I electrical appliance, so it must be securely grounded.
(7) The yellow-green wire inside the unit is a ground wire. Do not cut it off or secure it with tapping screws,
otherwise it will lead to electric shock.
(8) Power supply must include secure grounding terminal. Do not connect the ground wire to the following:
①Water pipe; ②Gas pipe; ③Drain pipe; ④Other places that are deemed as not secure by professional
technicians.
4.6.1 Electrical Wiring
(1).
For solid core wiring (Fig.24)
1). Cut the wire end with a wire cutter or wire-cutting pliers, then strip the insulation about
25mm (15/16inch) .
2). Using a screwdriver, remove the terminal screw(s) on the terminal board.
3). Using pliers, bend the solid wire to form a loop suitable for the terminal screw.
4). Shape the loop wire properly, place it on the terminal board and tighten securely with
the terminal screw using a screwdriver.
(2).
For strand wiring (Fig. 24)
1
）
Cut the wire end with a wire cutter or wire-cutting pliers, then strip the insulation
about 10mm (3/8inch) .
2
）
Using a screwdriver, remove the terminal screw (s) on the terminal board.
3
）
Using a round terminal fastener or pliers, securely clamp a round terminal to each
stripped wire end.
4
）
Position the round terminal wire, and replace and tighten the terminal screw with a
screwdriver.(Fig. 25)
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