Great Plains Industries, Inc. M-180S Bedieningshandleiding - Pagina 3

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4. Switch or electrical connections faulty. (Models

M-150S and M-180S) Inspect for damaged motor

protector, defective wiring or switch, or improper elec-

trical connections. Replace as needed and reinstall.

5. Circuit breaker tripped. Turn power off at source.

Inspect the pump thoroughly; clean or repair. Reset

circuit breaker by turning the power switch off then

back on.

B. MOTOR RUNS BUT DOES NOT PUMP

1. Suction pipe clogged, damaged, or missing. Re-

move pump from tank. Inspect suction pipe. Clean or

replace, as necessary.

2. Gear coverplate or O-ring damaged. Remove and

inspect the coverplate and O-ring. Replace as neces-

sary. Refer to the Repair Section on servicing O-rings.

3. Strainer clogged or defective. Remove strainer

coverplate. Remove and clean strainer. Install again.

4. Bypass poppet O-ring worn or missing. Inspect

the O-ring, using instructions in the Repair Section.

Replace, if necessary.

5. Bypass poppet O-ring dirty. Remove poppet as-

sembly and clean poppet and cavity.

6. Bypass poppet binding or damaged. Using instruc-

tions in the Repair Section, remove the bypass pop-

pet, spring, and O-ring. Clean cavity. Inspect and

replace components, as necessary.

7. System air leak. Tighten all pump fittings and con-

nections. Inspect suction pipe for leaks or damage.

8. System air lock. This can occur if external filter,

meters, or an off-the-shelf automatic nozzle is being

used. To correct, remove the pipe plug in the top

outlet port and fill the gear cavity with fuel. Use of a

factory-supplied automatic nozzle is recommended.

9. Poor connections or low voltage. Make sure electri-

cal connections are secure. Also check battery voltage.

10. Fuel level low. Fill tank.

11. Motor running backwards due to incorrect polar-

ity. Connect red wire to positive (+). Gear with key

should counterclockwise.

C. LOW FLOW RATE

1. Poor connections or low voltage. Make sure elec-

trical connections are secure. Also check battery

voltage.

2. Strainer partially clogged. Remove the strainer

coverplate. Remove and clean the strainer. Install again.

3. Suction pipe clogged or damaged. Remove pump

from tank. Inspect suction pipe. Clean or replace, as

necessary.

4. Fuel tank empty. Fill tank.

5. Using off-the-shelf automatic nozzle. Factory-sup-

plied automatic nozzle is recommended.

6. System air leak. Tighten all pump fittings and con-

nections. Inspect suction pipe for leaks or damage.

Replace, as necessary.

7. Suction pipe too close to tank bottom. Suction pipe

must have at least 1/4 inch (0.6 cm) clearance from

the bottom of the tank.

8. Bypass poppet spring weak. Using instructions in

the Repair Section, remove the bypass poppet and

inspect spring. Replace, if necessary.

D. MOTOR STALLS WHEN OPERATING IN BYPASS

MODE

1. Motor protector activated. Turn off switch. Allow

motor to cool, then turn on switch.

2. Gears locked. Remove gear coverplate and inspect

gears and drive key. Make sure gears turn freely with

the key removed. Replace, if worn.

3. Wiring defective. Use Wiring instructions in the In-

stallation Section to ensure proper connections.

4. Bypass poppet binding or damaged. Using instruc-

tions in the Repair Section, remove the bypass pop-

pet, spring, and O-ring. Clean cavity. Inspect com-

ponents and replace, as necessary.

5. Motor defective. Replace motor.

E. SWITCH FAILS TO OPERATE MOTOR

1. Switch or electrical connections faulty (Model M-

240S). Inspect for a blown fuse, defective wiring or

switch, or improper electrical connections. Replace

or install again, as necessary.

2. Motor burned out. Replace motor.

3. Motor protector activated. Turn off switch. Allow

motor to cool, then turn on switch.

4. Switch or electrical connections faulty (Models M-

150S and M-180S). Inspect for damaged motor pro-

tector, defective wiring or switch, or improper elec-

trical connections. Replace as needed and reinstall.

F. RAPID OVERHEATING OF MOTOR

1. Duty cycle too long. Pump operation should not

exceed the standard duty cycle of 30 minutes ON,

and 30 minutes OFF. Allow the pump to cool for 30

minutes.

2. Strainer clogged. Remove strainer coverplate. Re-

move and clean strainer. Install again.

3. Suction pipe clogged or damaged. Remove pump

from tank. Inspect suction pipe. Clean or replace, as

necessary.

4. Gears worn. Remove gear coverplate and inspect

gears and drive key. Make sure gears turn freely with

key removed. Replace, if necessary.

5. Fuel level low. Fill tank.

6. Running too long in bypass mode. Limit bypass

operation to 10 minutes.

SERVICE

This GPI product is covered by a limited one year warranty.

For warranty, parts, or other service information, please con-

tact your local distributor or dealer. If you need further as-

sistance, contact GPI Customer Service Department in

Wichita, Kansas, during normal business hours.

Tel: 316-686-7361

Fax: 316-686-6746

CAUTI O N

Do not return the pump without authority from the

Customer Service Department. Due to strict govern-

ment regulations, GPI cannot accept pumps unless

they have been drained and cleaned.