Toshiba RAM-SM800KRT-E Manual Do Utilizador

Gas side (15.9 mm (diam.))

Gas side (12.7 mm (diam.))

Gas side (9.52 mm (diam.))

Liquid side (6.35 mm (diam.))

Service port

63 to 77 N•m (6.3 to 7.7 kgf•m)

50 to 62 N•m (5.0 to 6.2 kgf•m)

33 to 42 N•m (3.3 to 4.2 kgf•m)

14 to 18 N•m (1.4 to 1.8 kgf•m)

14 to 18 N•m (1.4 to 1.8 kgf•m)

Compound 
pressure gauge Pressure gauge

Manifold valve

Handle Hi
(Keep fully closed)

Charge hose

Vacuum pump 
adapter for 
counter-flow 
prevention

Packed valve at gas side

Service port 
(Valve core (Setting pin))

Handle Lo

Charge hose

–101kPa 

(–76cmHg)

Vacuum
 pump

Packed valve 
at liquid side

• Open the valve stem all the way out ; do not try to

open it beyond the stopper.

• Securely tighten the valve stem cap at the torque as

follows:

Hexagonal wrench is required.

• As shown in the figure, be sure to use a double

spanner to loosen or tighten the flare nut of the valve
at gas side. If using a single spanner, the nut cannot
be tightened with necessary tightening torque.

On the contrary, use a single spanner to loosen or
tighten the flare nut of the valve at liquid side.

Cover

Cap

Piping valve

Tightened

Flare nut

Loosened

Cover

Never put the spanner or 
torque wrench, etc. on 
the cover. 

The valve may be broken.