10
●
Limit connection piping of outdoor unit
Model
Piping Size (mm)
Maximum Piping Length
Maximum Lift between Outdoor Unit and Indoor
Unit
Gas
Liquid
Actual Length Equivalent
Length
RAM-200FPS(D)
Φ
25.4
Φ
9.53
※
100m
120m
40m (outdoor unit is higher than indoor unit.)
30m (indoor unit is higher than outdoor unit.)
RAM-250FPS(D)
Φ
12.7
RAM-270FPS(D)
Φ
28.6
※
: RAM-200FPS(D) piping length exceeds 70m, the liquid pipe size from
Φ9.53 change to Φ12.7.
2.1 If using rubber plugs and wires tubes, make sure the size of the gap refer to earlier, and then remove the of
knock-out hole.
2.2 When removing the front piping and right piping, in order to ensure the wiring removing space. Please pay more
attention when installation.
Example
：
When removing the rear piping and the right wiring, please make the gap of the upper (A division) remove
part of piping. In the unit's internal piping and wiring, do not interfere with each other.
2.3 Connection piping bending, use the pipe bender.
2.4 In order to meta
l plate’s burrs, does not hurt to wiring and piping. Please use the insulation material (Field-supplied
materials) to protect them.
Open the service
cover essentials
：
1
Please remove the left screw,
and press cover by your
hand, then remove the screw.
2
Please press the cover and
push down, then carefully
removed it.
Services Cover
(3 Hooks)
上右後蓋
下右後蓋
●
Rear piping removing ways.
Please remove the rear piping cover
under the back cover of the unit, then
remove the following figure of
knock-out hole.
●
Front and right piping removing ways.
Hole of Front Piping
Hole of Right Piping
●
Under piping removing ways.
Do not touch the wiring during the
construction of piping.
Liquid Piping
Base
Gas Piping
Knock-out Hole
Wiring
Upper Right Rear Cover
Lower Right Rear Cover
