Gast 0523 Series Lubricated Laboratory Vacuum Pumps and Compressors - Manual (Page 5)

5
Disposal (Please note current regulations)
Parts of the rotary vane pumps and compressors,
shafts, iron or aluminum castings, plastic or glass
parts or bearings, may be recycled as scrap
materials.
PUMP DISASSEMBLY
1. Remove the 6 cap screws from the pump end
plate and remove the end plate.
DO NOT at any time remove the rotor or loosen
any of the electric motor thru-bolts.
2. Check for scoring on End Plate, Rotor, and
Body. Surfaces should be smooth. If severe
scoring is visible contact an Authorized Service
Facility.
3. Remove vanes.
4. Clean all surfaces with Gast recommended
Flushing solvent and dry well.
PUMP RE-ASSEMBLY
5. Apply a light coat of Gast recommended Oil
part# AD220 (an equivalent 10 wt. high
detergent oil can also be used) to the vanes.
6. Re-install vanes, noting the proper direction of
the beveled edge (Refer to exploded view).
7. Install End Plate with the six (6) cap screws.
Torque the screws to 100 lb.-in.
If the pump fails to produce proper vacuum or pressure,
or is excessively noisy, turn off and return unit to an
Authorized Service Facility.
Gast will NOT guarantee field-rebuilt product
performance. For performance guarantee, the product
must be returned to a Gast Authorized Service Facility.
Service Kit contents vary. Most contain vanes, gaskets
oiler wick and filter elements.
SERVICE KIT INSTALLATION
Ꮨ
Disconnect electrical power supply cord before
installing Service Kit.
If product is hard wired into system, disconnect
electrical power at the circuit breaker or fuse box
before installing Service Kit.
Disconnect air supply and vent all air lines to
release pressure or vacuum.
Failure to follow these instructions can result in
death, fire or electrical shock.
WARNING
Electrical Shock Hazard
Do Not attempt to remove the rotor. It is held in place
by Loctite and can only be serviced by a Gast
Authorized Service Facility.
We have Gast Certified Service
Centers throughout the world. For
the most up-to-date listing, contact
one of our sales offices below:
World Headquarters
P.O. Box 97
2300 Highway M139
Benton Harbor, MI 49022
Ph: 269/926-6171
FAX: 269/925-8288
www.gastmfg.com
Gast Group Limited, United Kingdom
Unit 11, The I O Centre
Nash Road
Redditch, B98 7AS
United Kingdom
ph: +44 (0) 1527 504040
Fax: +44 (0) 1527 525262
www.gastmfg.com
Gast Hong Kong
Unit 12, 21/F, Block B
New Trade Plaza
6, On Ping Street, Shatin
N. T. Hong Kong
Ph: (852) 2690 1066
Fax: (852) 2690 1012
www.gasthk.com