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10

TROUBLESHOOTING

Sympton
Red lamp ON.

Motor does not rotate.

Motor turns, but no
fuel pumped up.

Fuel pumped up, but
no fuel fed to heater.

All lamps go off.

Yellow lamp ON.

Cause
- Too much fuel put in fuel

sump.

- Lifter tilted by mistake.

- Upper limit float switch

defective.

- Control box malfunction.

- Too much fuel in fuel

sump.

- No power supplied.

- Pump and/or motor lock.
- Control box malfunction.
- Insufficient fuel in fuel

sump for priming.

- Pump height too high.

- Main fuel tank empty.
- Main tank valve closed.
- Air leak from inlet pipe.

- Driving shaft is off or

broken.

- Pump valve lock.
- Outlet valve closed.
- Outlet pipe air lock.
- Outlet pipe clogged.
- No power supplied.

- Control box malfunction.

- Fuel consumption

larger than lifter can
pump up.

- Inlet pipe clogged.
- Air leak from inlet pipe.

- Fuel strainer clogged.
- Fuel leak from outlet

pipe.

- Driving shaft is off or

broken.

- Pump and/or motor lock.
- Pump valve lock.

Solution
- Let oil level go down, then

turn it ON.

- Correct tilt. Turn operation

switch to OFF, then turn it
ON.

- Replace float switch.

- Check fuse then replace

the circuit board.

- Let oil level go down, then

turn it ON.

- Check power supply and

operation switch.

- Replace pump and/or motor.
- Replace the circuit board.
- Add priming fuel as

instructed.

- Reduce pump height to

26 ft. (8 m) or less.

- Fill the main fuel tank.
- Open the valve.
- Repair leaks and check all

joints and connections.

- Fix or replace the shaft.

- Replace the pump.
- Open outlet valve.
- Purge air from pipes.
- Clean the clogged pipe.
- Check power supply and

turn the operation switch
to ON.

- Check fuse on board and/or

replace circuit board.

- Consumption is too much 

for lifter pump add another 
lifter pump.

- Clean the clogged pipe.
- Repair leaks.

Check and tighten fittings.

- Clean the strainer.
- Repair the leaks.

- Fix and replace the shaft.

- Replace the motor and pump.
- Replace the pump.

Summary of Contents for OPT-91UL

Page 1: ... INSTRUCTIONS FUEL LIFTER PUMP MODEL OPT 91UL IMPORTANT READ AND UNDERSTAND INSTRUCTIONS CAREFULLY BEFORE INSTALLING OR USING LIFTER RETAIN INSTRUCTIONS FOR FUTURE REFERENCE AND CHECK LOCAL CODES AND ORDINANCES FOR PERMITTED USE ...

Page 2: ... MAINTENANCE 9 STORAGE 10 TROUBLESHOOTING 11 INSTALLATION 11 Unpacking lifter carton 12 Selecting location 12 Safety tips for installation 13 Installation of lifter 15 PIPING 15 Precautions 15 Piping precautions 16 Flaring of pipes 16 Connection of copper pipes 17 Permanent wiring installation 17 Lifting characteristics chart 18 External fuel supply installation kit 19 PARTS LIST 2 ...

Page 3: ...o not have an oil level control such as oil leveller or solenoid valve In the event that the lifter is connected to the sub fuel tank of a wick fed type heater by mistake it will cause an overflow of the fuel on the heater Fig 2 3 RIGHT WRONG GAS Air lock Heater Less than 26 ft 8 m Check valve should be installed at lowest point of intake line Main fuel tank Open Main tank valve Open KEROSENE A No...

Page 4: ...1 ft 4 gal h 15 L H at 20 ft 6 m 3 8 O D AC 115V 60Hz 16W 0 24 gal 0 9 L Width 8 202 mm Depth 4 1 4 107 5 mm Height 10 7 8 278 mm 7 1lbs 3 2 kg ASTM D3699 1 K Kerosene or ASTM D396 No 1 or No 2 Fuel Oil Red Green Yellow Main control switch Indication lamp Surge absorber Transformer Main circuit board CN2 CN3 Power source 115V 60Hz Fuse 3A Chassis Motor Gray or Yellow Relay 2 Relay 1 Blue Black Con...

Page 5: ...ting plate Outlet valve lever Motor Fuel opening cap Driving shaft Fuel sump Pump Check valve Fuel strainer Power supply cord Terminal block Float switch INDICATION PANEL Red lamp Green lamp Yellow lamp Control box Operation switch 5 Cover Funnel ...

Page 6: ... CLOSE by pulling up and rotating the lever turn the operation switch to OFF position Fig 3 and put the power supply cord into the electrical outlet The yellow lamp will flash to indicate insufficient oil in the fuel sump 3 Pour about 0 12 gallons 450 cc of fuel into the fuel opening by using the attached funnel When the fuel sump is filled sufficiently the green lamp will flash to indicate the no...

Page 7: ...w and remove the cover 2 Turn the outlet valve lever to CLOSE turn the operation switch to OFF and put the power supply cord into the electrical outlet 3 Turn the operation switch to ON Note If the red lamp comes on or flashes when the operation switch is OFF position the motor does not rotate when turning the operation switch to ON a If the outlet pipe is longer than 33 ft 10 m turn the outlet va...

Page 8: ...fuel strainer If the fuel strainer is clogged clean it in the following procedure a To catch the fuel which will drain out set a rag or folded paper towel below the strainer cover Fig 6 b Loosen the two 2 screws from the strainer cover and remove Fig 6 c Remove the fuel strainer and rinse with clean fuel Fig 7 d Return the fuel strainer to its original position Replace the strainer cover and repla...

Page 9: ...o 2 drain screws d Operate the lifter for a while to confirm that no fuel is leaking from the drain screws STORAGE At the end of each heating season or when you do not plan to use the lifter for an extended period the following procedures are recommended 1 Turn the operation switch to OFF position 2 Unplug the lifter 3 Turn the outlet valve lever to CLOSE 9 ...

Page 10: ...k from outlet pipe Driving shaft is off or broken Pump and or motor lock Pump valve lock Solution Let oil level go down then turn it ON Correct tilt Turn operation switch to OFF then turn it ON Replace float switch Check fuse then replace the circuit board Let oil level go down then turn it ON Check power supply and operation switch Replace pump and or motor Replace the circuit board Add priming f...

Page 11: ...h Air leak from inlet pipe Replace fioat switch Replace pump and or motor Replace the pump Consumption is too much for lifter pump add another lifter pump Check the clogged pipe Fix or replace shaft Replace the circuit board Repair the leaks Check all joints and connections Turn lifter on Replace the pump Reduce pump height to 26 ft 8 m or less Repair the leaks Be sure check valve is in place INST...

Page 12: ...lifter 26 ft 8 m maximum b Height between the floor level of the heater and the bottom of the lifter 8 1 2 ft 2 5 m maximum or a pressure reducing valve is required c At least 16 in higher than heater fuel intake 2 Max length of the pipe between the main fuel tank and the lifter 131 ft 40 m More than 50 ft 15 m 1 2 in line is recommended instead of 3 8 tubing 3 If one lifter is used to fuel severa...

Page 13: ...d then the number of the oil meters which are connected on the outlet side shall be less than three units It should be noted that the air remaining inside the oil meter may expand by the change of surrounding temperature possibly causing the fuel to flow back to the lifter Fig 12 CAUTION Sufficient care should also be taken when installing more than four oil meters which may jeopardize the lifter ...

Page 14: ...using the holes Slide the mounting plate down Fig A B 5 Tighten the four 4 screws securely Be sure not to touch the motor s cooling fan or the control box with the screwdriver 14 Small hole Entrance side Exit side Mounting rubber Washer Wood screw Mounting rubber Top corners of Mounting plate Hooking hole Mounting rubber Tighten to the extent that the mounting bushings rotate slightly Bottom corne...

Page 15: ...es straight up to the lifter Fig 16 This will reduce suction stress on the lifter pump a In case of installing a multiple number of the lifters with one main fuel tank install a large diameter horizontal piping in a lower level than the baseline of the main fuel tank from where the branch vertical pipes are to be connected to their respective lifters Fig 17 2 When cutting the copper pipe be sure t...

Page 16: ... nut provided onto the copper tube 2 Flare the pipe by using a good flaring tool Note Be sure flare is CLEAN 3 Push flared pipes against the joint nut and tighten the flare nut Fasten nut securely but do not overtighten CONNECTION OF COPPER PIPES 1 When connecting a copper pipe to the main fuel tank without a drain raise the inlet pipe 2 in 5 cm or more above the bottom of the tank so that it does...

Page 17: ...e the power supply cord 4 Insert the power supply cable from junction box and connect ground wire to the base and power wires to the terminal 5 Replace junction box cover and secure the cover with two 2 screws Terminal Block W White Neutral B Black Hot G Green Junction Box Drowing LIFTING CHARACTERISTICS CHART Use this chart to locate the lifter pump properly Calculate the fuel flow volume by 1 3 ...

Page 18: ...EXTERNAL TANK INSTALLATIONS MUST COMPLY WITH THE NATIONAL FIRE PROTECTION ASSOCIATION CODE NFPA 31 OR LOCALLY APPLICABLE CODES SUCH AS THE 1979 UNIFORM MECHANICAL CODE No 5 1 THAT ARE CONSISTENT WITH NFPA 31 CHECK WITH YOUR LOCAL BUILDING OFFICIAL AND USE A QUALIFIED INSTALLER KIT IS NOT PART OF UL LISTED DEVICE Check Valve Oil Filter Main Fuel tank 3 8 Half Union Fusible Valve Bleed Screw 3 8 Fla...

Page 19: ...E Fuel opening cap Strainer gasket Drain packing Cover Mounting plate Motor assembly O ring S150 Outlet valve lever REF 9 10 11 12 13 14 15 16 PART 20459882 20459850 20475535 20459819 20477576 20477512 20459805 20459825 PART NAME Drive shaft Fuel strainer Power supply cord Pump assembly Switch circuit Main circuit board Cover screw Funnel ...

Page 20: ...st authorized dealer or distributor of TOYOTOMI WHAT YOU MUST DO FOR WARRANTY SERVICE You must return the defective Product or part to any authorized dealer or distributor of TOYOTOMI with this LIMITED WARRANTY and a copy of your bill of sale or credit card charge receipt or other document evidencing the date of the Product s delivery If service is not available locally please contact our CUSTOMER...

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