RIDGID 914 Manual De Instrucciones página 4

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Table 3. Troubleshooting
Malfunction
1. Rolled groove too narrow or too wide.
2. Rolled groove not perpendicular to pipe axis.
3. Pipe will not track while grooving.
4. Pipe drifts back and forth.
on driving roll axis while grooving.
5. Pipe rocks from side to side
on driving roll while grooving.
6. Groover will not roll groove in pipe.
7. Groover will not roll groove to specification.
8. Pipe slips on driving roll.
9. Groover will not rotate pipe while grooving.
10. Power Drive & Groover tend to tip.
11. Pump not delivering oil, cylinder
does not advance.
(918 only)
12. Pump handle operates with "spongy" action
(918 only)
13. Cylinder extends only partially.
(918 only)
14. Pipe end flares or forms bell shape
when grooving
(918 only)
Probable Cause
a. Incorrect size of grooving and driving rolls.
b. Mismatched grooving and driving rolls.
c. Grooving roll and/or driving roll worn.
a. Pipe length not straight.
b. Pipe end not square with pipe axis.
a. Pipe not level.
b. Pipe axis not offset 1/2 degree from driving roll axis.
c. Pipe axis not offset in the correct direction.
d. Groover not level.
e. Feed Screw not tight. (914)
a. Pipe length not straight.
b. Pipe end not square with pipe axis.
a. Pipe end flattened or damaged.
b. Hard spot in pipe material or weld seams
harder than pipe.
c. Power drive rotating pipe too fast.
d. Pipe support stand rollers not in correct
location for pipe size.
e. Grooving Roll feed rate too slow (914)
a. Pipe wall maximum thickness exceeded
b. Wrong rolls.
c. Adjustment nut not set.
d. Power drive does not supply required
minimum torque.
a. Maximum pipe diameter tolerance exceeded
b. Mismatched grooving and driving rolls.
c. Pipe material too hard.
d. Adjustment screw not set (914/916)
a. Driving roll knurling plugged with metal or worn flat.
a. Grooving Roll hand feed rate too slow (914/916).
b. Power drive does not supply minimum
required torque.
c. Chuck not closed on drive shaft flats.
a. Not enough support for pipe.
a. Pump release valve open.
b. Low oil in reservoir.
c. Dirt in pump body.
d. Seats worn or not seating.
e. Too much oil in reservoir.
a. Air trapped in system.
b. Too much oil in reservoir.
a. Pump reservoir is low on oil.
b. Depth and adjustment set incorrectly.
a. Operator is advancing grooving rolls too fast.
b. Pipe not level.
Corrective Action
a. Install correct size of grooving and driving rolls.
b. Match grooving and driving rolls.
c. Replace worn roll.
a. Use straight pipe.
b. Cut pipe end square
a. Adjust stand to level pipe.
b. Offset pipe 1/2 degree (See Fig.14, 15)
c. See set-up instructions.
d. Level groover.
e. Tighten feed screw with ratchet for every
revolution.
a. Use straight pipe.
b. Cut pipe end square.
a. Cut off damaged pipe end.
b. Use high quality pipe of uniform hardness.
c. Reduce speed - shift to low speed or use RIDGID
36 rpm 300, 535, 1233, 1224 or 1822 Power
Drive.
d. Position pipe stand rollers for pipe size being used.
e. Hand feed Grooving Roll into pipe faster.
a. Check pipe capacity chart.
b. Install correct rolls.
c. Set depth.
d. Use RIDGID No. 300, 535, 1224, 1233
or 1822 Power Drive.
a. Use correct diameter pipe
b. Use correct set of rolls.
c. Replace pipe.
d. Set depth.
a. Clean or replace driving roll.
a. Hand feed Grooving Roll into pipe faster.
b. Use RIDGID No. 300,535, 1224, 1233 or 1822
Power Drive.
c. Close chuck
a. Use (2) pipe stands for all lengths over 36".
a. Close release valve
b. Check oil lever per instructions.
c. Requires service by qualified technician.
d. Requires service by qualified technician.
e. Check oil level per instructions.
a. Position ram lower than pump by tipping the
machine on its side opposite the operator.
Extend and return the cylinder piston several times
to permit air to return to the pump reservoir.
b. Check oil level per instructions.
a. Fill and bleed system.
b. Follow depth adjustment instructions.
a. Slow down pumping action. Refer to proper
operating instructions.
b. Adjust stand to level pipe with groover.