14
INSTALLER
USERMAINTENANCE TECHNICIAN
TECHNICAL DATA
1.7 INDOOR UNIT CONNECTION UNIT
- e hyd rau l ic con nec tion unit is s ta nda rd suppl ied w it h Mag is
Combo Plus V2. Make the hydraulic connection as shown be-
low, making sure to protect the system ow and return pipes
with their supplied insulating sheaths.
- e R32 circuit wall connection unit is supplied as an extra kit.
Connect the circuit, following the instructions provided in the
outdoor unit instructions booklet.
1.8 HYDRAULIC CONNECTION
In order not to void the warranty, before making indoor
unit connections, carefully clean the heating system
(pipes, radiators, etc.) with special pickling or de-scaling
products to remove any deposits that could jeopardise
proper hydronic module operation.
7
1
2
3
LP
GP
G
RR
SC
R
M
LP
GP
G
R
M
MU
RU
SC
V
RU
MU
RR
8
e hydraulic connection kit includes (Fig. 7):
2 - Adjustable expansion bolts
2 - indoor unit support hooks
1 - 1/2” system lling pipe (RR)
1 - 3/4” storage tank unit ow pipe (MU)
1 - 3/4” storage tank unit return pipe (RU)
1 - 1/2” ball valve (RR)
1 - 3/4” system return pipe (R)
1 - 3/4” system ow pipe (M)
1 - 3/4” ball valve (M)
3 - Insulating sheath for system pipes (R - M)
1 - Telescopic tting 3/4” (MU)
1 - x 3/4” telescopic tting (RU)
Gaskets, screws and seal O-Ring
e R32 circuit wall connection kit (optional) includes:
1 - SAE 1/4” liquid phase chiller line pipe (LP)
1 - SAE 5/8” gaseous phase chiller line pipe (GP)
Already installed on the module:
1 - Gas cock
1 - System shut-o cock with 3/4” lter (R)
Key (Fig. 8):
V - Electric connection
G - Gas supply
RU - Storage tank unit return
MU - Storage tank unit ow
RR - System lling
SC - Condensate drain (minimum internal diameter Ø 13 mm)
R - System return
M - System ow
LP - Chiller line - liquid phase
GP - Chiller line - gaseous phase
1 - System lling cock
2 - System draining valve
3 - Storage tank unit bypass pipe, to be used only in case of heat
generator operating in room heating mode only
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