Evacuating – Toshiba RAM-SM560BT-E User Manual

Page 14

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11

Compound pressure gauge

Service port (Valve core (Setting pin))

Packed valve (Gas side)

Pressure gauge

Manifold valve

Handle Hi
(Keep fully closed)

Charge hose
(For R410A only)

Vacuum pump adapter
for counter-flow prevention
(For R410A only)

Handle Lo

Charge hose
(For R410A only)

–101kPa

(–76cmHg)

Vacuum

pump

Valve rod

Valve unit

Flare nut

Stopper

Charge port

Charge cap

Service port
(Valve core (Setting pin))

Compound pressure gauge

Packed valve at gas side

Pressure gauge

Manifold valve

Handle Hi
(Keep fully closed)

Charge hose
(For R410A only)

Vacuum pump adapter
for counter-flow prevention
(For R410A only)

Handle Lo

Charge hose
(For R410A only)

–101kPa

(–76cmHg)

Vacuum

pump

<SM560AT-E>

<SM800AT-E>

Valve unit

Valve unit

Charge port

Charge port

Handle
Pull out the handle and
using cutting pliers, etc.
turn it counterclockwise
by 90˚. (Open fully)

Flare nut

Flare nut

Push in handle.

Opened fully

Handle

Closed completely

OPEN

CLOSE

Handle position

*1. Use the vacuum pump, vacuum pump adapters,

and gauge manifold referring to the manuals
attached to each tool before using them. For the
vacuum pump, check oil is filled up to the specified
line of the oil gauge.

*2. While the air is purged, check again that the

connecting port of charge hose, which has a
projection to push the valve core, is firmly con-
nected to the charge port.

Ø6.4

Valve size

Ш9.5

Ш12.7

Ш15.9

Charge port

14 to 18N•m (1.4 to 1.8kgf•m)

33 to 42N•m (3.3 to 4.2kgf•m)

33 to 42N•m (3.3 to 4.2kgf•m)

20 to 25N•m (2.0 to 2.5kgf•m)

14 to 18N•m (1.4 to 1.8kgf•m)

Valve handling precautions

• Open the valve stem or the handle until it strikes

the stopper. It is unnecessary to apply further
force.

• Securely tighten the cap with a torque wrench.

• Cap tightening torque

5

EVACUATING

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