Graco 239088, Instructions-Parts List Manual

Page: 7 / 18

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Operation
Pressure Relief Procedure
WARNING
PRESSURIZED EQUIPMENT HAZARD
The equipment stays pressurized until pressure is
manually relieved. To reduce the risk of serious
injury from pressurized fluid, accidental spray from
the dispensing device, or splashing fluid, follow this
procedure whenever you
D
Are instructed to relieve pressure
D
Stop pumping
D
Check, clean, or service any system equipment
D
Install or clean fluid nozzles
1. Stop pumping, and shut off the air to the pump.
2. Relieve pressure in the surge suppressor as
follows:
D
For automatic surge suppressors, remove the
air pressure gauge, and allow any residual air
pressure to escape.
D
For manual surge suppressors, adjust the
regulator to relieve the air pressure by dialing
down the pressure.
WARNING
TOXIC FLUID HAZARD
Hazardous fluid or toxic fumes can
cause serious injury or death if splashed
in the eyes or on the skin, inhaled, or
swallowed.
D
Read TOXIC FLUID HAZARD on page 3.
D
Use fluids and solvents which are compatible
with the equipment wetted parts. Refer to the
Technical Data section of all equipment manu-
als. Read the fluid and solvent manufacturer’s
warnings.
WARNING
FIRE AND EXPLOSION HAZARD
Charge the surge suppressor with
compressed air or nitrogen only. Do not
use oxygen.
Never pump flammable fluids with
polypropylene units.
Charging the surge suppressor with oxygen or
pumping flammable fluids with polypropylene units
could cause a fire or an explosion.
Minimum and Maximum Operating
Temperatures
Find the minimum and maximum operating tempera-
tures for your surge suppressor unit in the list below.
These temperature limits are stated at zero gauge
pressure.
Automatic Husky 750
239095 10
_
to 180
_
F (–12
_
to 82
_
C)
239096 32
_
to 175
_
F (0
_
to 79
_
C)
239121 40
_
to 175
_
F (4
_
to 79
_
C)
239122 32
_
to 175
_
F (0
_
to 79
_
C)
239123 40
_
to 220
_
F (4
_
to 104
_
C)
239124 –10
_
to 350
_
F (–23
_
to 176
_
C)
Automatic Husky 2000
239092 32
_
to 175
_
F (0
_
to 79
_
C)
239093 32
_
to 175
_
F (0
_
to 79
_
C)
239126 40
_
to 175
_
F (4
_
to 79
_
C)
239127 32
_
to 175
_
F (0
_
to 79
_
C)
239128 40
_
to 175
_
F (4
_
to 79
_
C)
Manual Husky 750
239090 10
_
to 180
_
F (–12
_
to 82
_
C)
239091 32
_
to 175
_
F (0
_
to 79
_
C)
239129 40
_
to 175
_
F (4
_
to 79
_
C)
239130 32
_
to 175
_
F (0
_
to 79
_
C)
239131 40
_
to 220
_
F (4
_
to 104
_
C)
239132 –10
_
to 350
_
F (–23
_
to 176
_
C)
Manual Husky 2000
239087 32
_
to 175
_
F (0
_
to 79
_
C)
239088 32
_
to 175
_
F (0
_
to 79
_
C)
239134 40
_
to 175
_
F (4
_
to 79
_
C)
239135 32
_
to 175
_
F (0
_
to 79
_
C)
239136 40
_
to 175
_
F (4
_
to 79
_
C)