Miller SSW-2020ATT, Руководство пользователя

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OM-745 Page 6
2-6. Coolant Connections
Y
Turn off power and coolant
supply until installation is
complete.
1 Tong Coolant Hose
2 Hose Clamp
3 Barbed Fitting
4 Coolant-In Fitting
5 Coolant-Out Tube
6 Coolant Hoses (Customer
Supplied)
Install hoses as shown.
.
This unit is equipped with a
water control pressure switch
to insure proper cooling. If
there is not enough pressure to
close the switch, the unit will
not weld. For proper operation,
coolant supply must have a
minimum pressure of 30 psi
(207 kPa), a maximum temper-
ature of 86
°
F (30
°
C), and a
flow rate of 2.5 to 3 qt/min (2.4
to 2.8 L/min).
Obtain two hoses of desired length
with 5/16 in (7.9 mm) inside
diameter.
Connect hoses as shown, and se-
cure with hose clamps.
Ref. 802 755 / Ref. 802 758
5/8 in
1
2 3
6
5
4
.
It is recommended that a coolant which contains
a base of ethylene glycol and deionized water
such as low-conductivity coolant solution, Part
No. 043 810, be used to protect against freezing
to -37
F (-38 C) or boiling to 227 F (108 C). It
also contains a compound that resists algae
growth.