Installation Procedure - Daikin RXYQ5PY1 Service Manual

Appendix
7.10.3 Reducer
7.10.4.1 Pipe size reducer (For R-410A)
KHRP26M73TP • 73HP
KHRP25M72TP • 73TP • 72HP
! This includes the following parts.
! This kit is the reducer of the branch piping kit (refnet joint • header).
KHRP26M73TP
KHRP26M73HP
KHRP25M72TP
KHRP25M72HP
KHRP25M73TP

Installation procedure

Refer to the installation manual of the branch piping kit.
! Joint size are as follows
(1) Select the field piping size according to the installation manual of the outdoor unit.
(2) Connect the PIPE SIZE REDUCER suitable for the field piping size to the branch piping kit.
162
pipe size reducer
SHAPE
KHRP26M73TP 1pc.
KHRP26M73HP 1pc.
⎯
KHRP25M72TP
⎯
KHRP25M72HP
KHRP25M73TP 1pc.
Check the proper model of the branch piping kit.
Kit name
KHRP26M73T (gas side)
KHRP26M73H (gas side) • KHRP25M73H (suction gas side)
KHRP25M72T (discharge gas side)
KHRP25M72T (discharge gas side)
KHRP25M73T (suction, discharge side)
1
pipe size reducer
I.D. ø41.3
O.D. ø38.1
Field
Field
piping
piping
side
side
4
pipe size reducer
I.D. ø28.6
O.D. ø25.4
O.D. ø19.1
Field
piping
side
ex.) Connect the reducers to the branch piping kit. KHRP26M73T.
• For inlet piping size
Pipe size reducer
Connections
I.D. ø38.1
Field piping
ø41.3
1 2
pipe size reducer pipe size reducer
1pc.
⎯
⎯
⎯
1pc.
Branch piping kit
2
pipe size reducer pipe size reducer
I.D. ø41.3
O.D. ø38.1
O.D. ø31.8
Field
piping
side
5
pipe size reducer
I.D. ø28.6
O.D. ø25.4
Field
piping
side
is Ø 41.3 and outlet 1 piping size is Ø 34.9
KHRP26M73T
(Gas side)
Outlet 1
Inlet
Outlet 2
3 4
pipe size reducer
⎯
2pc.
⎯
1pc.
⎯
1pc.
⎯ ⎯
3pc. 1pc.
3
I.D. ø34.9
O.D. ø31.8
Connections
Cut at the center
I.D. ø31.8
of the connections
with a pipe cutter
General Information
SiEN34-705
5
pipe size reducer
⎯
⎯
1pc.
1pc.
⎯
Pipe size reducer
Field piping
ø34.9
3P113129A