Delta 21CK018C24, Instruction Manual

Page: 52 / 64

51
Fig 10
No Names No. Names
1 1/2 Copper seal cap 5 Valve base A
2 Coupling nut 6 Joint
3 Filter (60 mesh) 7 Seal ring
4 Joint 8 Seal cap
(2) During connection, remove the plastic seal cap at one end of the throttle valve ( Part 8 in the above
fig 10)
(3) Remove the end cap of liquid pipe joint (Note: Flange is equipped with the liquid pipe joint of
ducted type unit)
Fig 11
(4) Confirm the specification of cooling/heating throttle orifice according to model of the unit (marked
on the unit).
Model of Unit Cooling throttle orifice Heating throttle orifice
21CK018C24 047# 040#
21CK024C24 056# 045#
21CK036C24 065# 057#
21CK048C24 0 81 # 0 80 #
21CK060C24 081# 080#
(5) Installation of cooling throttle orifice
Put the cooling throttle orifice confirmed according to above table onto the valve base of liquid pipe
joint.
Notice! Pay attention to specification and installation direction of throttle orifice.
Fig 12
Cooling throttle orifice
Seal ring