Allmand Maxi-Power MP25 T4F Operator's Manual
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Allmand Maxi-Power MP25 T4F Operator's Manual

Towable generator
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Operator's Manual
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Maxi-Power
Towable Generator
Model MP25 T4F
Copyright © 2019 Allmand Bros., Inc.
Holdrege, NE, USA. All rights reserved.
116979
Revision A

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Summary of Contents for Allmand Maxi-Power MP25 T4F

  • Page 1 Operator’s Manual Maxi-Power Towable Generator Model MP25 T4F Copyright © 2019 Allmand Bros., Inc. 116979 Holdrege, NE, USA. All rights reserved. Revision A...
  • Page 2 Customer Service by phone at (800) 562-1373, or on the Internet at allmand.com. Knowing the model number of your Allmand Generator will make it easy to order maintenance or repair parts either online or from your local dealer. The model number is generally a number stamped into metal or on a sticker directly on your product.

  • Page 3: Table Of Contents

    Table of Contents Operator Safety..... . . 4 1 Features and Controls ....10 2 Transporting and Set-Up .

  • Page 4: Operator Safety

    Always start and operate the engine in a well-ventilated area. If in an enclosed area, vent the exhaust to the outside.   Do not modify or tamper with the exhaust system.  Do not idle the engine except as necessary. For more information, go to www.P65warnings.ca.gov/diesel. ALLMAND.COM...
  • Page 5 A040491 The Allmand serial number tag is located on the back of the machine. The Triton trailer VIN tag is located on the left side of the trailer tongue.
  • Page 6 Keep them clean at all times. If they are damaged or missing, immediately place an order with your nearest dealer for replacement. Part numbers are indicated on the lower right corner of the label. Adhere a new one to the original location. ALLMAND.COM...
  • Page 7 Safety  The locations of the safety warning labels are as follows. Unit Labels Radiator casing Battery 11 3 A180860 Trailer Labels 21158 20471 21157...
  • Page 8  Keep hands off from the rotating machinery or belts while running. It could cause serious injuries to hands. TR0304 When cleaning dust accumulated in devices such as filters, etc., with compressed air, wear safety glasses, etc. to protect your eyes. M003 ALLMAND.COM...
  • Page 9 Safety  Be sure to stop the engine and let the coolant water sufficiently cool down before draining it.  If the drain valve is opened before the coolant water is cool enough, hot water could jet out, causing burns or scalding. H990432 ...

  • Page 10: Features And Controls

    Automatically bleeding air from fuel pipes. Fuel Pipe Selector Valve Switching to supply fuel from outer tank. Fuel Filter Filtering foreign matter and dust mixed in fuel. Alternator Generating AC power to be supplied. Battery Electrical power for starting engine. ALLMAND.COM...

  • Page 11: Transporting And Set-Up

    2 Transporting and Set-Up • Ensure there is no damage to the towing vehicle Read entire Operator’s Manual before you and the drawbar of the machine. attempt to setup, transport, or operate your • Be sure to keep hands and fingers away from new towable generator.
  • Page 12 150A 0.06 0.06 0.08 0.09 0.12 0.16 input power to drop, as a result, the performance of (38) (38) (50) (60) (80) (100) the machine cannot be displayed. ALLMAND.COM...
  • Page 13 Three-Conductor Cable (Unit: in² (mm²)) Operation 1. Unit is delivered from factory with fuel line piping and Length selector valves set as shown (A). When operating the (ft (m)) / (50) (75) (100) (125) (150) (200) unit using installed fuel tank, run the machine with the Current fuel line piping and selector valves with the factory- 0.02...

  • Page 14: Operation

    3 Operation 3. Operation 3.1 Control Panel A180787E 1. Panel Light 4. Panel Light Switch 2. Control Panel 5. Voltage Adjuster 3. Circuit Breaker 6. Control Power Switch ALLMAND.COM...
  • Page 15 3. Operation Control Panel Navigation button Display Monitor lamp Stop/Reset button Auto Mode button Start button Manual Mode button Alarm mute button A180097E [How to switch monitor] 1. Items shown below can be selected by pressing◄ or ► button. Status Engine Generator Alarms...
  • Page 16  For a connecting cable to load, do not use a cable with damaged sheath nor an inappropriate insulation cable to the voltage. Secure connections between each cable terminal and input/output terminal. Otherwise, it may be slackened during operation and may cause a fire or an electric shock accident. W013 ALLMAND.COM...
  • Page 17 3. Operation 3.2.1 Output Terminal connections Voltage can be selected with voltage selector switch. Voltage Selector Switch Three phase 480/277V A040153-1 A040154-1 A040155-1 A040250-2 Voltage Selector Switch Three phase 240/139V A040251-2 A040156-1 A040157-1 A040158-1 Voltage Selector Switch Single phase 240/120V A040161-2 A040159-1 A040160-1...
  • Page 18 2. Turn the receptacle breaker of output terminal 2. Start the generator unit and turn the main breaker [ON]. [ON] on the control panel. 3. Turn the receptacle breaker of output terminal [ON]. ALLMAND.COM...
  • Page 19 3. Operation 3.2.3 The Maximum Combined Simultaneous Power Consumption The following chart shows the maximum power available from the 120V-20A GFCI receptacles during simultaneous consumption (main terminals and receptacles) for both single or three phase settings. Values shown in the left column give the maximum current available at the 120V-20A GFCI receptacles compared to the value of the simultaneous current consumption from the main terminals.
  • Page 20  Unit is delivered ex. factory, filled with engine oil recommended by engine manufacturer.  Dispose of oil in accordance with local laws and regulations. ALLMAND.COM...
  • Page 21 3. Operation 3.3.2 Coolant Coolant freezing could cause cracks of cylinder and radiator. Be sure to always use mixture of LLC (antifreeze) and soft water (like tap water) of good quality. When water with dirt, sand, or dust, or hard water such as well water (ground water) is used, deposits can ...
  • Page 22  If the oil is found to be dirty or contaminated, change the oil. (See 5.4.1)  To prevent engine output reduction when oil level is too high, do not put more oil in than FULL. Oil Level Gauge When oil level is within this zone, it is normal. A180791 A180790 ALLMAND.COM...
  • Page 23 3. Operation 3.4.2 Check Coolant Level  Check the coolant level in the surge tank. If it is lower than the limit, open the cap and refill the coolant. (Level must be kept above LOW.)  If the coolant in the surge tank is exceedingly low or empty, remove the radiator cap and check the amount of coolant in the radiator.
  • Page 24  Do not remove fuel filter case [A] as fuel is overflow if it is removed. If it is necessary to remove it, plug inlet hose with a clip etc.  Drain the condensate into a container, and then dispose of condensate according to the designated regulations. Water Element drain level A180796 3-11 ALLMAND.COM...
  • Page 25 3. Operation 3.4.6 Check Interior Periodically check the inside of the generator for dust and flammables Please wear personal protective equipment, such as a helmet, safety glasses, earplugs, safety shoes,  gloves, and a mask as appropriate to the work environment. Periodically check the inside of the generator for dust and flammables.
  • Page 26 Pull the handle forward to open the door. Be sure to close the door tightly so that its latch is firmly caught.  Keep the door closed and locked while running the machine.  When opening the door unavoidably, be careful not to touch the moving s and hot parts. Scalding or serious injury could result. PK0028 3-13 ALLMAND.COM...
  • Page 27 3. Operation 3.5 Operating Procedure Make sure that all enclosure doors are closed before starting. 3.5.1 Operating Procedure To start, please follow the procedure below. Manual Start Procedure <Procedure> 1. Set the circuit breaker [A] on the instrument panel to [OFF] position. 2.
  • Page 28 3. After about 5 minutes cooling down operation, push the stop button [G] to stop the engine. 4. Set the power control switch [B] to [OFF] position. ※ The engine controller is on for a few minutes after engine is stopped. Do not remove the battery cables, etc., during this period. 3-15 ALLMAND.COM...
  • Page 29 3. Operation Auto Start 1. Cable connection method of remote control switch. The remote control terminal [J] is provided inside the output terminal. Perform cable connection as shown  below for remote control operation of the machine. For this cable connection job, make sure to remove the battery cathode cable terminal.
  • Page 30  If the engine will not start and the SHUTDOWN lamp is illuminated, troubleshoot the cause of engine failure before proceeding. A190110 Perform periodical inspection and maintenance of the generator To check performance, run the unit for 5 to 10 minutes once in a week.  3-17 ALLMAND.COM...
  • Page 31 3. Operation 3.5.2 Meters and indicator lights during operation During normal operation, each indication of instruments is shown in the table below. Refer to the table for daily checks. Note: The values marked ＊ vary with location of the voltage selector switch. Monitor Lamp Voltage Frequency...
  • Page 32 3.5.4 Operating procedures when engine fails to start up on first attempt If the engine repeatedly fails to start, the following causes are suspected. Check the following:  No fuel  Clogging of the fuel filter  Discharge of battery (Low cranking speed) 3-19 ALLMAND.COM...
  • Page 33 3. Operation 3.5.5 Fuel line air bleeding device If the machine runs out of fuel, bleed the air, according to the following procedures. A180114E <Procedure> 1. Refill the fuel. 2. Set the control power switch [A] to [ON] position. 3. Press the manual mode button [B] to activate the electromagnetic pump.
  • Page 34 To reset the button, turn the button head in the direction of the arrow. ※ If it is not reset, the machine cannot restart. Emergency stop button A150461-1 ALLMAND.COM 3-21...

  • Page 35: Troubleshooting

    4 Troubleshooting 4. Failure and Troubleshooting 4.1 Protection device To prevent issues during operation, this machine is equipped with various protection devices. 4.1.1 List of protective devices, warning lamps, and monitor alarms This machine is equipped with protective devices, and indicates the type of issue with lamps and messages on the monitor display as shown in the table below.
  • Page 36 2. The voltage is usable, but voltage fluctuation is wide and voltage restoration is slow when loaded. <How to reset>  Reset it by pressing CP (AVR) button provided at the CP Button side of the breaker plate in the control panel. Stand side breaker A180793 ALLMAND.COM...
  • Page 37 4. Failure and Troubleshooting 4.2 Troubleshooting Should any trouble occur during operation, do not leave it. Investigate the cause and take appropriate measures. Read the manual carefully and fully understand what to do in case of trouble. The better you understand the construction and function of the machine, the faster you can find a ...
  • Page 38 (2) Function circuit protector (CP) for AVR Reset protection (3) Faulty AVR Change  Contact your nearest dealer if you find it difficult to repair by yourselves.  Please see engine operation manual for more details of engine trouble. ALLMAND.COM...

  • Page 39: Maintenance

    5 Maintenance 5. Periodic Inspection 5.1 Important Items at Periodic Inspection and Maintenance The following table shows the inspection and maintenance intervals under normal operation conditions. When used or operated under hard environmental conditions, it is impossible to warrant the machine even if the above conditions are performed according to the intervals listed in the above table.
  • Page 40 5-11 ○ Check and cleaning of the supply 5-12 ○ pump strainer Check exhaust flexible pipe 5-13 Every 4 months ○ Change air filter element 5-13 ○ ○ Change coolant (LLC) 5-15 (Every 2 years) Clean fuel tank ● ALLMAND.COM...
  • Page 41 5. Periodic Inspection Every Every Every Maintenance Daily 1,000 Ref. Remarks hours hours hours Check interior 3-12 ○ Check oil fence drain 3-13 ○ Check terminal and wirings 5-12 Every 4 months ○ Check engine/generator mount 5-14 Every 1 year ○...
  • Page 42 Hot oil could blow out and can cause injury Never supply more engine oil than the proper level. Too much oil  could cause white smoke out of the exhaust, and it can cause damage and accident to engine. H990432 ALLMAND.COM...
  • Page 43 5. Periodic Inspection 5.4.2 Change Engine Oil Filter Element Every 500 Hours <Procedure> 1. Take out the oil filter element [A] using a filter wrench. After coating fuel on the new oil filter element packing [B], screw it in. After the packing touches the sealing face, tighten another 2/3 turn with a filter wrench.
  • Page 44  Disconnect the cable between battery and the machine, and charge the battery with a 12V battery  charger. Do not charge two batteries at the same time. Be sure not to connect (+) and (–) terminals backwards.  ALLMAND.COM...
  • Page 45 5. Periodic Inspection [How to use booster cable] <Procedure> To engine block 1. Stop the engine. 2. Connect one end of the (+) booster cable to the (+) Booster Booster cable (+) terminal of the machine battery. cable (-) 3. Connect the other end of the (+) booster cable to the (+) terminal of the external battery.
  • Page 46 If the generator is stored outdoors, unprotected from the weather, test the GFCI receptacle before each  use. In case the GFCI has tripped due to the hazard of ground fault currents, investigate the cause and  correct it. ALLMAND.COM...
  • Page 47 5. Periodic Inspection 5.4.8 Check Insulation Resistance Every 2 months or 250 Hours <Procedure> 1. Remove the load side cable from the output terminal board. 2. Loose and remove the bolt (M6) securing the ground cable between [N] and [GROUND] on the output terminal board.
  • Page 48  After making sure that all condensate is completely drained out, close drain valve [B] firmly and install drain plug [A].  Drain the condensate into a container [D] and dispose of condensate according to applicable regulations. A180865 5-10 ALLMAND.COM...
  • Page 49 5. Periodic Inspection 5.4.11 Change Fuel filter Element Every 500 Hours <Procedure> 1. Loosen the drain plug [D] and air bleeding plug [E] to discharge the fuel inside the filter. After draining completed, tighten the drain plug and air bleeding plug securely.
  • Page 50 Each terminal connection of each instrument.  Looseness [Checking points of electrical circuits on the engine side] Disconnection Portion of connectors to the engine.  Check for looseness of terminal connections.  Rubbing and wear of the wire.  Looseness･Disconnection A090422-1 5-12 ALLMAND.COM...
  • Page 51 5. Periodic Inspection 5.4.16 Check Exhaust Flexible Pipe Every 4 months or 500 Hours Check the flexible pipe between the DOC  Exhaust flexible pipe and engine exhaust outlet for cracks and Crack exhaust gas leakage. If any leak is found, take care to avoid ...
  • Page 52 When replacing, contact your nearest dealer. 5.4.20 Clean the oil fence and check for rust Every year or 1,000 Hours Expert knowledge is required to clean the inside of the oil fence and to check it for rust. Contact your nearest dealer. 5-14 ALLMAND.COM...
  • Page 53 5. Periodic Inspection 5.4.21 Change Coolant Every 2 years When removing the radiator cap, be sure to stop the machine and wait until the coolant cools down. <Procedure> 1. To drain coolant, remove the radiator cap [A], then loosen the drain valve [B].
  • Page 54 Check Wheel Lug Nuts / Tire Pressure Check tightness of wheel lug nuts (C). Tighten to 90 - 100 lb-ft (122 - 136 Nm). Also check tire pressure. Adjust to 50 PSI (345 kPa). Tire size: ST205/75R15 Load Range C ALLMAND.COM...

  • Page 55: Storage

    6 Storage 6. Storage and Disposal 6.1 Preparation for Long-term Storage When the machine is left unused or not operated longer than half a year (6 months), store it in a dry place free of dust after the following treatments have been done to it. Put the machine in an enclosure if it is stored outside.

  • Page 56: Specifications

    2.75(10.4) (including radiator) Battery 80D26R(12V) Fuel Tank Capacity gal. (liters) 52(195) Length in. (mm) 67(1,690) Width in. (mm) 31(800) Height in. (mm) 55(1,400) Dry Weight lbs. (kg) 1,764(800) Operating Weight lbs. (kg) 2,161(980) Oil Fence Capacity gal. (liters) 26.4(100) ALLMAND.COM...
  • Page 57 Specifications (including trailer) Tire Size 205/75R15 Axle Type Single Torsion Trailer Brake Type Hydraulic Surge Dry Weight (lbs / kg) 2,455 / 1,114 Operating Weight (lbs / kg) 2,780 / 1,261 Length (in / mm) 121 / 3,073 Width (in / mm) 60 / 1,524 Height (in / mm) 71 / 1,803...
  • Page 58 7.2 Dimensions (units: in) ALLMAND.COM...
  • Page 59 (units: mm)
  • Page 60 7.3 Wiring Diagram Generator ALLMAND.COM...
  • Page 61 Engine...
  • Page 62 7.4 Connector Terminal Arrangement ALLMAND.COM...
  • Page 63 7. Specifications 7.5 Piping Diagram A180872E...

  • Page 64: Operation Log

    ALLMAND.COM...

  • Page 65: Addendum A - Cam Locks / Arctic Kit

    Addendum A - Cam Locks / Arctic Kit NOTE: Location and configuration of kit components may differ according to model. Cam Lock Receptacles The cam lock receptacles allow for quick connection and disconnection of loads. 1. Connect the cam lock connectors from the load to the cam lock receptacles on the lower portion of the outlet panel on the unit.
  • Page 66 ALLMAND.COM...

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