Operation - U.S.SAWS ACH GB-16 Operating Manual

695GC / 695F4 OPERATOR'S MANUAL
695GC / 695F4 OPERATOR'S MANUAL
STARTING AND STOPPING A CONCRETE CHAIN SAW
STARTING AND STOPPING A CONCRETE CHAIN SAW
WARNING
WARNING
CAUTION

OPERATION

TITLE
CAUTION
IMPORTANT
PRE-CUT CHECKLIST
IMPORTANT
COLD ENGINE STARTING PROCEDURE
• Ensure proper chain tension: The chain should be easily pulled around the guidebar by hand.
• Ensure Proper Chain Installation: Concrete chains should lead with the bumper segment into the cut.
1. Pull the choke lever out, which also sets the throttle lock.
COLD ENGINE STARTING PROCEDURE
• Ensure all safety devices are properly mounted and functional and that all controls are in proper
Ductile chains can be mounted in either direction.
2. Depress primer bulb approximately 5-10 times.
1. Pull the choke lever out, which also sets the throttle lock.
working order.
• Ensure Proper Chain Tension: The chain should be tight but easily pulled around the bar by hand.
3. Push in decompression valve.
2. Depress primer bulb approximately 5-10 times.
• Ensure all safety devices are properly mounted and functional. Ensure all controls are in working order.
• Be sure there are no obstructions (plumbing, electrical conduit, air ducts) and no unnecessary
4. Open the water valve 1/4 turn.
• Be sure there are no obstructions (plumbing, electrical conduit, air ducts, etc.) and no unnecessary 3. Push in decompression valve.
people present.
people present.
5. Place the saw on stable ground making sure the chain
4. Open the water valve 1/4 turn.
• Always wear protective clothing, including hard hat, eye protection, hearing protection, non-slip
• Always wear protective clothing, including hard hat, eye protection, hearing protection, non-slip safety
is free of any obstructions.
5. Place the saw on stable ground making sure the chain
safety boots, and gloves. Avoid wearing loose fitting clothing.
boots, and gloves. Avoid wearing loose fitting clothing.
6. Place foot on the base of the rear handle, and place one hand
is free of any obstructions.
• Use Adequate Water Supply and Pressure:
on front handle.
• Adequate Water Supply and Pressure:
6. Place foot on the base of the rear handle, and place one hand
Minimum Flow: 1gpm
7. With opposite hand, slowly pull starter handle until the
Minimum Flow: 2 gpm (8 lpm) on front handle.
Recommended Water Pressure: 20psi
starter pawls engage.
Minimum Water Pressure: 20 psi (1.5 bar)
7. With opposite hand, slowly pull starter handle until the
• Use Proper Air Supply:
8. Pull the starter cord (hard, fast, short pulls)
starter pawls engage.
Minimum PSI : 90
• Diamond chains with SealPro
until engine initially fires or "pops".
8. Pull the starter cord (hard, fast, short pulls)
Minimum CFM: 90
water pressure of 20 psi (1.5 bar).
Could be as many as 10-15 pulls.
until engine initially fires or "pops".
• Blow the air supply line clear before connecting to the saw.
9. Push the choke lever in.
Could be as many as 10-15 pulls.
• Check oil level; if necessary, re-fill oiler with ice-free air tool oil.
10. Pull the starter cord until engine starts - should be 1 to 2 pulls.
9. Push the choke lever in.
• The chain should travel away from the operator on the top side of the bar during operation.
11. Release the throttle lock by momentarily squeezing on the
10. Pull the starter cord until engine starts - should be 1 to 2 pulls.
throttle trigger.
11. Release the throttle lock by momentarily squeezing on the
IMPORTANT
12. When the engine starts, allow the engine to idle briefly.
throttle trigger.
Squeeze the throttle trigger several times to help
12. When the engine starts, allow the engine to idle briefly.
warm up the engine.
Squeeze the throttle trigger several times to help
13. Open the water valve completely.
warm up the engine.
WARM ENGINE STARTING PROCEDURE
13. Open the water valve completely.
1. Use the same procedure as starting a cold engine, but pull choke lever out, and then push back in to set
WARM ENGINE STARTING PROCEDURE
• Select the proper chain type for the material being cut.
the throttle lock. If choke is used on a warm engine, the carburetor will flood with gas.
PLANNING THE CUT
1. Use the same procedure as starting a cold engine, but pull choke lever out, and then push back in to set
• Outline the cut with a permanent marker for a visual cutting edge.
2. If the engine does not start in 3 hard, fast pulls with the throttle locked, fully squeeze and hold the trigger
the throttle lock. If choke is used on a warm engine, the carburetor will flood with gas.
• Avoid pinching the guide bar and chain. Always cut the bottom of an opening first, then top, and then
• Select the proper chain type for the material being cut.
while pulling the starter cord 3 more times.
the sides. Save the easiest cut for last.
2. If the engine does not start in 3 hard, fast pulls with the throttle locked, fully squeeze and hold the trigger
Note: To hold the trigger fully open it may be necessary to insert right foot into rear handle opening
while pulling the starter cord 3 more times.
• For the straightest cuts in concrete use the "Step Cut" method. First, score the entire cut line approxi- • Outline the cut with a permanent marker for a visual cutting guide.
and twist.
Note: To hold the trigger fully open it may be necessary to insert right foot into rear handle opening
mately a half-inch deep using the nose of the bar. Next, deepen the cut by about two inches. Then,
• Avoid pinching the guidebar and chain. Always cut the bottom of an opening first, then top, and
and twist.
plunge all the way through and complete the cut.
STOPPING THE SAW
then the sides. Save the easiest cut for last.
• For the straightest cuts in pipe cutting applications cut from the bottom up using the Pipe Clamp.
• To turn the engine off, push stop switch to the "STOP" position. Close water valve.
STOPPING THE SAW
• Be sure that cut material cannot fall and injure operator or bystanders.
• For the straightest cuts use the "Step Cut" method. First score the entire cut line approximately a
• Check for live electrical wiring near the cut or in the concrete to avoid electrocution. • To turn the engine off, push stop switch to the "STOP" position. Close water valve.
half-inch deep using the nose of the bar. Next, deepen the cut by about two inches. Then plunge
• Check for and remove all obstructions (plumbing, electrical conduit, air ducts, etc.) that may interfere
all the way through and complete the cut using the WallWalker
© 2010 ICS, Blount International Inc. Specifications are subject to change without notice. REV0611 F/N 545067
with the cut.
• Be sure cut concrete cannot fall and injure operator or bystanders. Concrete is very heavy,
© 2010 ICS, Blount International Inc. Specifications are subject to change without notice. REV0611 F/N 545067
one cubic foot = 12 in x 12 in x 12 in = 150 lbs (30 cm x 30 cm x 30 cm = 68 kg).
• Check for and remove any obstructions (plumbing, electrical conduit, air ducts, etc,) that may
Operation
Never start a concrete chain saw without the bar, chain and side
cover properly assembled. Failure to do so may result in serious
Never start a diamond chain saw without the bar, chain and side cover
Never start a concrete chain saw without the bar, chain and side
injury.
properly assembled. Failure to do so may result in serious injury.
cover properly assembled. Failure to do so may result in serious
injury.
Always move a concrete chain saw at least 10 feet (3 m) away
Always check hose connections before turning on air compressor.
from the fueling area before starting.
Always move a concrete chain saw at least 10 feet (3 m) away
from the fueling area before starting.
Hold saw with both hands and ensure the chain is not contacting any
Place the saw on clear ground. Ensure that secure footing is
objects.
established and chain is not contacting any objects.
Place the saw on clear ground. Ensure that secure footing is
established and chain is not contacting any objects.
Pre-Cut Checklist
require a minimum
®
The single most important factor an operator can control to increase The single most important factor an operator can control to
chain life is to use adequate water pressure. Insufficient water supply will
increase chain life is to use adequate water pressure. Insufficient
result in excessive wear to the chain which can lead to loss of strength water supply will result in excessive wear to the chain, which can
and chain breakage and/or damage to the guidebar nose sprocket. lead to loss of strength and chain breakage, and/or damage to the
guidebar nose sprocket.
Planning The Cut
Air Powered Chain Saw
OPERATION
OPERATION
695GC / 695F4 OPERATOR'S MANUAL
Stop Switch
Stop Switch
Primer Bulb
Primer Bulb
Decompression Valve
Decompression Valve
.
®
TITLE
TITLE
Choke
Lever
Choke
Lever
Throttle Trigger
Throttle Trigger
Trigger Interlock
Trigger Interlock
13
13
12