Gast Linear Series Oilless - Manual (Page 6)

6
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 with compressor models.
If compressor still does not produce proper pressure,
send unit to a Gast Authorized Service Facility for repair.
Disassembly
1. Remove hex nuts from cover(Diagram F).
2. Remove cover and cover gasket.
3. Gently lift out electromagnet and casing block.
4. Remove head asembly from diaphragm casing
block, discard if replacing.
5. Remove phillips screw from center of diaphragm
and remove the diaphragm.
Re-assembly
1. Reinstall new diaphragm, make sure it fits securely
into diaphagm casing (note the two locating notches
for re-assembly).
2. Reinstall and tighten the phillips screw
3. Reinstall or replace the head assembly.
3. Fit electromagnet unit over casing mechanism and fit
components back into housing of pump
4. Reinstall cover gasket and cover.
5. Tighten hex nuts in place
Replacing Head and Diaphragm Assemblies
(DDL5)
DIAGRAM F
60 Hz 50 Hz
DDL5 K898 -- N/A
DDL8 K890 -- N/A
DDL8B K890 -- N/A
DDL15 K890 -- N/A
DDL15B K890 -- N/A
DDL30 K887 K932 K891
DDL30B K887 K932 N/A
DDL40 K887 K932 K891
DDL40B K887 K932 N/A
DDL60 K888 K931 K891
DDL80 K888 K931 K891
DDL120 K889 K930 K892
DDL150 K889 K930 K892
DBP25 K941 K941A N/A
DBP40 K943 K943 K891A
DBM30B K947 K947A N/A
DBM20 K951 K951 N/A
DBM40 K942 K942 K891B
DBM60 K944 K944A K891B
DBM80 K950 K950A K891B
DBMS60 -- K952A K891B
DBMS80 -- K953A K891B
DBMS600 K944 -- K891B
DBMS800 K950 -- K891B
DBMX80 K945 K945A K891
DBMX100 K949 K949A K891
DBMX120 K956 K956 K891
DBMX150 K946 K946 K891C
DBMX200 K946 K946 K891C
MODEL DIAPHRAGM FILTER
& HEAD ASSY
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
SERVICE KITS *
* The service kit may contain parts for more than one
model or style of linear pump. Parts not needed may
be discarded. Kits listed are for stock models.
For specific OEM models, please consult the factory.
When corresponding or ordering kits, please give
complete model and serial numbers.