Daikin LX10F10A, Руководство по обслуживанию

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4-7
4.3 Connecting and Removing
Gauge Manifold
Gauge manifold
Passage open/
closing cock
High-pressure
side hose
Low-pressure
side hose
Coupler
(Low pressure)
Hose for air purge
and refrigerant charge
Structure of gauge manifold
Coupler
(high pressure)
(1) Connecting gauge manifold
Turn the valve handle of coupler counterclockwise
(the push pin is pulled up). Slide the sleeve upward,
and press it against the service port. Then, securely
push the valve handle (section A) until a click
sound is heard. After the coupler is inserted into
the service port, release the sleeve. The coupler is
fixed so that it will hot detach from the service port.
Next, turn the valve handle clockwise. Lower the push
pin, and open the check valve at the service port.
Sleeve
Valve handle
A
Turn the valve
handle
Note: Do not fully turn the valve handle clockwise.
Otherwise, the push pin may be broken.
(2) Removal of gauge manifold
Turn the valve handle of coupler counterclockwise
(the push pin is pulled up). Slide the sleeve
upward while fixing the valve handle (section A) to
disconnect the quick joint from the service port.
Sleeve
Valve handle
A
Cap
CAUTION
Be sure to attach the cap to the service
port after the removal of the manifold.
CAUTION
1. Use the pressure indicating function
of the controller to check the working
pressure as much as possible.
2. Use exclusive tools such as gauge
manifold, charge hose and charging
cylinder for R134a.
3. The service ports equipped on unit are
exclusively provided for R134a.
HFC134a
(SAE quick joints)
Lo
w pressure side
High pressure side
Be sure to use the gauge manifold with the
quick joints shown above.