Hitachi YUTAKI M R32 Series - Connecting Procedure; Water Drain Discharge Connection (Accessory)

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PMML0600 rev.0 - 06/2022
5
WATER DRAIN DISCHARGE CONNECTION (ACCESSORY)
DRAIN AND WATER PIPING
5.1 Water Drain Discharge Connection (Accessory)
When the base of the outdoor unit is temporarily utilized as a drain receiver and the drain water
in it is discharged, this drain boss is utilized to connect the drain piping.
Model
Applicable model
DBS-12L RASM-(2/3)VRE
DBS-26
RASM-(4-7)(V)R(W)1E
5.1.1 Connecting procedure
1 Insert the plastic cap into the drain boss up to the extruded portions.
2 Insert the boss into the unit base up to the extruded portions.
3 Size of the drain boss is:
✓ RASM-(2/3)VRE: Ø15 mm (O.D.)
✓ RASM-(4-7)(V)R(W)1E: Ø32 mm (O.D.)
4 A drain pipe should be eld-supplied.
 NOTE
• Do not use this drain boss set in a cold area, because the drain water may freeze.
• This drain boss is not suicient to collect all the drain water. If collecting drain water is
completely required, provide a drain-pan that is bigger than the unit base and install it under
the unit with drainage.
Drain pipe
Plastic cap
Drain hole
≥ O.D. ∅ 15mm
Plastic cap
Drain hole
Push
Push
100mm
Plastic cap
RASM-(2/3)VRE