RB-7-100 Page 24
SAFETY PRECAUTIONS
1.
Do not operate blower with open inlet or outlet port.
2.
Do not exceed specified vacuum or pressure limitations.
3.
Do not operate above or below recommended blower speed range.
4.
Blower is not to be used where non-sparking equipment is specified.
5.
Do not operate without belt guard or coupling shield.
Do not exceed sheave or coupling manufacturer’s rim speed limit.
6.
The blower and blower discharge piping may be extremely hot and cause skin burns on contact.
TROUBLE SHOOTING
No matter how well the equipment is designed and manufactured, there may be times when servicing will be
required due to normal wear, the need for adjustment, or various external causes. Whenever equipment needs
attention, the operator or repairman should be able to locate the cause and correct the trouble quickly. The
Trouble Shooting Chart below is provided to assist the mechanic in those respects.
PROBLEM
POSSIBLE CAUSES
SOLUTION
Knocking
1. Unit out of time.
2. Distortion due to improper
mounting or pipe strains.
3. Excessive pressure differential.
4. Worn gears.
5. Worn bearings.
1. Re-time impellers
2. Check mounting alignment and
relieve pipe strains.
3.
Reduce to manufacturer’s
recommended pressure. Examine relief
valve, re-set if necessary.
4. Replace timing gears.
5. Replace bearings..
Excessive blower temperature.
1. Too much oil in gear case.
2. Too low operating speed.
3. Dirty air Filter.
4. Clogged filter or muffler.
5. Excessive pressure differential.
6. Worn impeller clearances.
7. Internal contact.
1. Reduce oil level.
2. Increase blower speed.
3. Clean or replace air filter
4. Remove cause of obstruction.
5. Reduce pressure differential
across the blower.
6. Replace impeller.
7. Correct clearances.
Impeller end or tip drag.
1. Insufficient assembled
clearances.
2. Case or frame distortion.
3. Excessive operating pressure.
4. Excessive operating
temperature.
1. Correct clearances.
2. Check mounting and pipe strain.
3. Remove cause.
4. Remove cause
Lack of volume.
1. Slipping belts.
2. Worn clearances.
3. Dirty air filter
1. Tighten belts.
2. Re-establish proper clearances.
3. Clean or replace air filter.
Excessive bearing or gear wear.
1. Improper lubrication.
1. Correct lubrication level. Replace dirty
oil.
Loss of oil.
1. Headplate, gear case or drive
cover vents plugged.
2. Worn Seal.
1. Clean vents.
2. Replace seals.
Summary of Contents for RBS 15
Page 2: ......
Page 16: ...RB 7 100 Page 15 RBS OVERHUNG LOAD...
Page 26: ...RB 7 100 Page 25 SECTION 5 MAINTENANCE FIGURE 5 1 MAINTENANCE CHECK LIST...
Page 29: ...RB 7 100 Page 28 SECTION 7 PARTS LIST 7 1 RBS 15 25 Sectional drawing FIGURE 7 1...
Page 31: ...RB 7 100 Page 30 7 2 RBS 35 106 Sectional drawing FIGURE 7 2...
Page 34: ...RB 7 100 Page 33 7 3 RBS 115 225 Sectional drawing FIGURE 7 3...
Page 37: ...RB 7 100 Page 36 OVERHAUL KIT...
Page 38: ...RB 7 100 Page 37...
Page 39: ...RB 7 100 Page 38...
Page 41: ......
