Operating instructions
SYMPTOM   POSSIBLE PROBLEMS SERVICE
Power/Exhaust Stage of Operation 
Returning/Purging Stage of Operation  
If the GypFast (G2) tool will not operate after following the above service directions,  
return the tool to an Ramset Distributor Sales Representative for service. 
800-241-5640 
www.ramset.com
— Battery is discharged.
— Fuel Cell is low. 
— There may be loss of seal 
in combustion chamber. 
— Fastener strip may be 
binding.
— Jammed fastener. 
— Fuel Cell is low. 
— Spark Plug wire is loose. 
— Filter element is dirty, 
causing tool to overheat.
— Tool Sleeve or Steel Rings 
are dirty. 
— Tool operates properly, 
but fasteners do not 
drive fully. 
— Tool operates, but no 
fastener is driven.
— Tool operates erratically 
or appears to be  
losing power—tool  
LED is green. 
— Charge Battery.
— Check Fuel Cell according to Operating Manual  
and replace as required.
— Press Safety Yokes against workpiece for one  
minute. Pull trigger. If fastener does not drive,  
there is a leak that requires service. 
— Use only fasteners meeting Ramset specifications.
— Clear jam according to Operating Manual.
— Check Fuel Cell according to Operating Manual.
— Contact Ramset Distributor Sales  Representative  
for Service.
— Remove Filter element and clean according  
to Operating Manual. Use safe cleaning solution  
to remove stubborn debris.
— Clean tool per Cleaning Procedure.
TROUBLESHOOTING 
16
TROUBLESHOOTING
— Tool operated and 
drove fastener, but  
piston did not return  
to start position.
— Tool does not open 
after tool cycles. 
— Built-up dirt and debris on 
Piston or in Nose bore.
— Mushrooming of Piston Tip. 
— Exhaust ports on the  
Sleeve are dirty or clogged.
— Tool (Sleeve) or Steel Rings  
are dirty. 
— Tool is dirty.
— Clean Piston and Nose bore with safety solvent. 
— Contact Ramset Distributor Sales Representative  
for service.
— Return tool to Authorized Ramset Distributor Sales 
Representative for service. 
— Contact Ramset Sales Representative for service 
— Clean tool or replace Work Contacting Element  
as required.










