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HWH 680 Series, Operator'S Manual

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HWH 680 Series Operator'S Manual Download Page 35

AIR SEAL

ELECTRICAL CONNECTION DIAGRAM

24JAN00

MP85.485F

A

B

A

B

A

B

FROM AIR
SUPPLY

3-WAY

VACUUM

AIR SEAL WITH VACUUM MANIFOLD

SEE ELECTRICAL CONNECTION DIAGRAM
680 SERIES HARNESS CONNECTIONS AT
CONTROL BOX - POWER - WARNING
INDICATORS - AIR LEVELING - HYDRAULIC
MANIFOLD

TO AIR SEAL

NOTE: THERE IS AN AIR SEAL
VACUUM MANIFOLD FOR EACH ROOM.

ROOM HYDRAULIC
MANIFOLD HARNESS

FROM CONTROL BOX

6230
5600

AIR SEAL
HARNESS

A

B

5600

6230

SEE ELECTRICAL
CONNECTION DIAGRAM
HYDRAULIC MANIFOLD

A

B

AIR SEAL WITH AIR DUMP / REGULATOR ASSEMBLY

AIR SEAL 
VALVE / REGULATOR
ARRANGEMENT

FROM AIR
SUPPLY

INDICATORS - AIR LEVELING - HYDRAULIC

CONTROL BOX - POWER - WARNING

680 SERIES HARNESS CONNECTIONS AT

SEE ELECTRICAL CONNECTION DIAGRAM

MANIFOLD

MANIFOLD HARNESS

ROOM HYDRAULIC

FROM CONTROL BOX

HYDRAULIC MANIFOLD

CONNECTION DIAGRAM

SEE ELECTRICAL

6230

5600

B

A

HARNESS

THERE IS AN AIR SEAL

VACUUM MANIFOLD FOR EACH ROOM.

NOTE:

AIR SEAL

TO AIR
SEAL

Summary of Contents for 680 Series

Page 1: ... USING BLOCK FRAME AND TIRES CAUTION OFF NOT IN TRAVEL EXCESS SLOPE PARK BRAKE DUAL CYLINDER LEVEL FLOOR ROOM EXTENSION RAISE AIR HWH COMPUTERIZED LEVELING 680 SERIES LEVELING SYSTEM SINGLE CYLINDER BEDROOM ROOM EXTENSION 18MAY01 ML17140 MP05 4710 SPACEMAKER ROOM EXTENSION SYSTEM ON I 80 EXIT 267 SOUTH INTERNET http www hwhcorp com 800 321 3494 563 724 3396 MOSCOW IOWA 52760 2096 MOSCOW ROAD HWH C...

Page 2: ...fore if you discover a defect or problem please do the following 563 724 3396 OR 800 321 3494 Give your name and coach was purchased or the date of system installation Notify the dealership where you purchased the vehicle or had the leveling system installed Dealership management people are in the best position to resolve the problem quickly If the dealer has difficulty solving the problem he shou...

Page 3: ...SE FRONT BUTTON LOWER FRONT BUTTON This light will flash when the RAISE button is pushed switch is in the ON position The system will not turn on LEVEL BUTTON OFF BUTTON DUMP BUTTON RAISE BUTTON UP ARROWS RAISE BUTTONS DOWN ARROWS LOWER BUTTONS IMPORTANT LEVEL LIGHT DUMP LIGHT RAISE LIGHT EXCESS SLOPE LIGHT TRAVEL LIGHT WARNING LIGHTS LEVELING LIGHTS NOT IN PARK BRAKE LIGHT button is pushed and th...

Page 4: ...n when it is the EXTEND POSITION will extend the room Pressing the is a two position momentary switch Pressing the switch in The ROOM CONTROL SWITCH ROOM CONTROL SWITCH CONTROL FUNCTIONS KEY SWITCH USING KEEP PEOPLE AND OBSTRUCTIONS CLEAR OF ROOM WHEN OPERATING RETRACT UNDERSTAND OPERATOR S MANUAL BEFORE CAUTION ON LIGHT AMBER AIR SEAL INDICATOR ROOM CONTROL HYDRAULIC ROOM EXTENSION OFF EXTEND SWI...

Page 5: ... OPERATOR S RESPONSIBILITY TO VISUALLY MAKE SURE THE COACH IS AT THE PROP AIR BAGS ARE DEFLATED Do not operate the room extensions unless the coach is level The DUMP and RAISE buttons will function with the sys tem and park brake off See AIR DUMP AND RAISE FUNC TIONS ER RIDE HEIGHT AND THE ROOMS ARE FULLY RETRACT ED BEFORE TRAVELING Rooms should be retracted and locked before allowing the coach to...

Page 6: ...lights SENSING lights on when air leveling is started the AIR OPER ATION indicator light will flash for 3 seconds and then will be are out the leveling is complete The AIR OPERATION indicator light will stop flashing but will remain on If there are no LEVEL on steady When the AIR OPERATION indicator light is on steady the processor will be in a sleep mode for 30 minutes The light will remain on Th...

Page 7: ...hicle front to rear Try leveling the vehicle by lowering the opposite The DUMP and RAISE functions are provided for operator convenience for purposes such as dumping air suspension when parked in the wind or raising or lowering the vehicle to avoid an obstacle IMPORTANT CAUTION CAUTION IT IS THE OPERATOR S RESPONSIBLE ITY TO CHECK THAT THE VEHICLE IS AT THE PROPER RIDE HEIGHT FOR TRAVELING The veh...

Page 8: ...ake must be set before the room can IMPORTANT It is not recommended to extend the room IT IS THE OPERATOR S RESPONSIBILITY CONTROL SWITCH can be released after the pump shuts 6 Remove the KEY to prevent undesired operation of the room 5 Turn the KEY SWITCH to the OFF position The room air ROOM EXTENSION SYSTEM CALL HWH CORPORATION 7 Turn the ignition switch off 1 800 321 3494 CUSTOMER SERVICE FOR ...

Page 9: ...HE 08DEC03 MP35 4756 locks will engage The pump will automatically shut off will start to retract When the room is fully retracted the room RETRACT the sub floor section will lower then the room seconds after the KEY SWITCH is turned on the AIR SEAL is turned on the air seal will deflate Approximately twenty release the switch immediately Never attempt to force 5 Turn the KEY SWITCH to the OFF POS...

Page 10: ... CONTROL IF EITHER SIDE OF THE ROOM STOPS MOVING RELEASE THE ROOM CONTROL SWITCH IM Releasing the ROOM CONTROL SWITCH will halt the operation of the room IMPORTANT MEDIATELY NOTE 4 Turn the KEY SWITCH to the OFF position and remove the key IN THE EVENT OF THE FAILURE OF THE ROOM TO RE TRACT CONTACT HWH CORPORATION CUSTOMER SER VICE AT 1 800 321 3494 FOR ASSISTANCE IMPORTANT the AIR SEAL INDICATOR ...

Page 11: ...d pressure switch signals are received by the control box the pump NOTE 14 The air seal will inflate when the room control key switch is turned off or if the ignition switch is turned off PREVOST H3 45 LEVEL FLOOR ROOM EXTENSION SEQUENCE ROOM EXTEND SEQUENCE The amber light on the room control panel will go out will send a 12 signal for the pump relay the room extension solenoid valves and the loc...

Page 12: ... lock limit switches and the manifold pressure switch signals are received by the control box the pump 17 The air seal will inflate when the room control key switch is turned off or if the ignition switch is turned off PREVOST H3 45 LEVEL FLOOR ROOM EXTENSION SEQUENCE ROOM RETRACT SEQUENCE The amber light on the room control panel will go out will send a 12 signal for the pump relay the room exten...

Page 13: ...ls are received by the control box NOTE 9 When both the room unlock limit switches and the manifold pressure switch signals are received by the control box a 12 signal will open the room extend solenoid valve 10 When the room is fully extended the room out limit switch arrangement sends a ground signal to the control box The manifold pressure switch sends a ground signal to the control box when th...

Page 14: ...m is fully retracted the room in limit switch arrangement sends a ground signal to the control box The manifold pressure switch sends a ground signal to the control box when the pump pressure reaches 3000 psi The sequence will continue when both signals are received by the control box 11 When both the room in limit switches and the manifold pressure switch signals are received by the control box t...

Page 15: ...hicle level adjust the sensing unit until all yellow lights are off This is done by drawing up the corresponding screw if the sensing unit is mounted below the surface as shown or backing out the corresponding screw if the sensing unit is mounted above the surface Bump the sensing unit to see that it has settled down in the level position Water leakage into the interior of the coach from around th...

Page 16: ...OM LOCK UPPER REAR CAP END ROD END ROD END ROD END ROD END IMPORTANT THE ROD END OF THE ROOM LOCK CYLINDERS MUST CONNECT TO THE FITTING ARRANGEMENT ON THE TOP OF THE MANIFOLD LOWER REAR ROOM LOCK LOWER FRONT ROOM LOCK REAR ROOM MANIFOLD IMPORTANT HOSES FROM THE ROD END OF THE ROOM CYLINDERS AND ROD END OF THE FLOOR UP DOWN CYLINDER MUST CONNECT TO THE SAME MANIFOLD THAT THE CAP END OF THE CYLINDER...

Page 17: ...T THE ROD END OF THE ROOM LOCK CYLINDERS MUST CONNECT TO THE FITTING ARRANGEMENT ON THE TOP OF THE MANIFOLD REAR ROOM LOCK FRONT ROOM LOCK LEVEL FLOOR MANIFOLD IMPORTANT THE ROD END OF THE ROOM CYLINDER MUST CONNECT TO THE SAME MANIFOLD AS THE CAP END OF THE ROOM CYLINDER CAP END CAP END ROOM CYLINDER CAP END ROD END ROOM 1 ...

Page 18: ... SOLENOID VALVE ARRANGEMENT CHECK VALVE VALVE RELEASE T HANDLE ROOM 2 RETRACT CHECK VALVE ROOM 1 EXTEND ROOM 1 RETRACT 3000 PSI PRESSURE SWITCH ROOM 2 LOCK ROOM 2 UNLOCK ROOM 1 LOCK ROOM 1 UNLOCK ROOM 1 FLOOR DOWN ROOM 1 FLOOR UP VIEW FROM MOTOR END ROOM 2 EXTEND ...

Page 19: ...HYDRAULIC FLOW DIAGRAM MP65 9459 06NOV02 SINGLE CYLINDER ROOM EXTENSION CYLINDER VEHICLE FIXED TO PRESSURE RETURN STATIONARY POSITION CHECK VALVE EXTEND CYLINDER VALVE RETRACT VALVE CYLINDER ...

Page 20: ...SSOR CONNECTION 12 VOLT NORMALLY OPEN SOLENOID 12 VOLT ACTUATED RELAY RELAY CONTACTS FROM 110 VOLT SUPPLY TO 110 VOLT COMPRESSOR 9700 6230 NOTE FOR DETAILS OF THE ELECTRICAL CONNECTIONS BETWEEN THE WATER TRAP AND AIR COMPRESSOR SEE ELECTRICAL CONNECTION DIAGRAM SCHEMATIC FOR WATER TRAP TO AIR COMPRESSOR WITH AUXILIARY PRESSURE SWITCH FLOW TO SUSPENSION FLOW FROM COMPRESSOR CHECK VALVE FLOW ...

Page 21: ...E AIR SUPPLY WHEN 12 IS SUPPLIED TO THE AIR VALVES AIR WILL EXHAUST FROM THE AIR SEAL DETAIL A DETAIL A AIR SEAL AND RAIL ASSEMBLY 3 WAY VACUUM FROM AIR SUPPLY 12 VOLT NORMALLY CLOSED AIR VALVE AIR SEAL MANIFOLD ASSEMBLY 12 VOLT 3 WAY AIR VALVE CONNECTING HOSE AIR PRESSURE REGULATOR SET AT 15 P S I DO NOT CHANGE NOTE SOME VEHICLES ARE EQUIPPED WITH A 12 VOLT AIR COMPRESSOR THAT IS ONLY USED TO SUP...

Page 22: ...N CLEAR OF ROOM WHEN OPERATING UNDERSTAND OPERATOR S MANUAL BEFORE USING KEEP PEOPLE AND OBSTRUCTIONS HYDRAULIC ROOM EXTENSION OFF ON RETRACT H W R EXTEND ROOM CONTROL SWITCH KEY SWITCH READY TO OPERATE LIGHT AMBER PUMP ON LIGHT RED OPERATE SIGNAL GROUND 7610 PUMP ON SIGNAL 12 7530 KEY SWITCH PUMP 7503 SWITCHED 12 VOLTS 6825 12 VOLTS 6125 ROOM RETRACT RED 7502 ROOM EXTEND BLUE 7501 ...

Page 23: ... EITHER ACTIVE OUTPUT OR INPUT TERMINAL NUMBER FUSE VALUE DESCRIPTION 26 45 31 50 61 62 63 64 65 76 77 78 81 85 86 87 90 5A N A 10A 10A 10A 10A 10A 10A 10A 10A 10A 10A 10A 10A PUMP OUTPUT PSW INPUT FRONT AIR SOL RAISE AIR SOL LR AIR SOL RR AIR SOL AIR COMP EXTEND SOL RETRACT SOL LOCK SOL UNLOCK SOL RETRACT SOL EXTEND SOL LOCK SOL NOTE SW1 IS SET TO OFF POSITION TO ENABLE NEUTRAL HOLD FUNCTION SW1 ...

Page 24: ...ING WITH TWO ROOM EXTENSIONS CONNECTION INFORMATION WITH WARNING PRESSURE SWITCH PIN DESIGNATION 11 TOUCH PANEL INTERFACE CABLE 21 ROOM 1 LIMIT SWITCH HARNESS PIN 1 FLOOR UP 5762 PIN 2 FLOOR DOWN 5764 PIN 3 NOT USED PIN 4 ROOM LOCKED 5758 PIN 5 ROOM IN 5752 PIN 6 ROOM OUT 5750 PIN 7 NOT USED PIN 8 ROOM UNLOCKED 5754 PIN 9 GROUND 6230 22 SPEED SWITCH 9900 26 45 HYD PUMP CONTROL 8600 28 PARK BRAKE I...

Page 25: ...A LEVEL HARNESS POWER HARNESS WARNING INDICATOR PIGTAIL ENTRY POINT TERMINAL CONNECTOR NUMBER FUSE TRANSMISSION NEUTRAL HOLD ENTRY POINT 21 PIN 4 12 RE WRN LIGHT 6110 PIN 5 CONTROL MASTER WRN LIGHT 7699 NOT USED PIN 6 CONTROL ROOM 1 WRN LIGHT 7625 AIR LEVEL HARNESS CONNECTOR ENTRY POINT 21 PIN 6 PIN 1 PIN 3 PIN 1 COMPRESSOR CONTROL 9700 PIN 2 LEFT REAR AIR VALVE 9311 PIN 3 RAISE AIR VALVE 9313 PIN...

Page 26: ... VALVE 5000 ROOM 2 UNLOCK SOLENOID VALVE 5300 HARNESS MANIFOLD ROOM 2 8 85 10A 86 9 10A 87 10 10A 90 11 10A 93 12 5A PIN 1 PIN 3 PIN 9 TO CONNECTOR 21 PIN 6 PIN 1 FLOOR UP 5762 PIN 2 FLOOR DOWN 5764 PIN 3 N C PIN 4 ROOM LOCKED 5758 PIN 5 ROOM IN 5752 PIN 6 ROOM OUT 5750 PIN 7 12V IGNITION 6120 PIN 8 ROOM UNLOCKED 5754 PIN 9 GROUND 6230 PIN 8 ROOM UNLOCKED 5754 PIN 7 12V IGNITION 6120 PIN 4 ROOM LO...

Page 27: ... GRND FROM LIMIT SW BOX TO CNTRL BOX FOR ROOM OUT LIMIT SWITCHES SWITCHED GRND FROM LIMIT SW BOX TO CNTRL BOX FOR ROOM IN LIMIT SWITCHES SWITCHED GRND FROM LIMIT SW BOX TO CNTRL BOX FOR ROOM UNLOCK LIMIT SW SWITCHED GRND FROM LIMIT SW BOX TO CNTRL BOX FOR ROOM LOCK LIMIT SWITCHES SWITCHED GRND FROM LIMIT SWITCH BOX TO CNTRL BOX FOR FLOOR UP LIMIT SWITCH SWITCHED GRND FROM LIMIT SW BOX TO CNTRL BOX...

Page 28: ...GNITION TRANS LOCKOUT SPEED SWITCH PARK LOCKOUT TRANS 9000 9900 9955 9961 6715 6100 7625 7626 NOT USED 6100 9915 9910 9313 9310 9312 9314 9700 9311 7625 6110 9915 9910 7626 9311 9310 9312 9314 9700 9313 1 4 7 3 6 9 PIN 1 TRAVEL 9314 PIN 2 RAISE 9313 PIN 3 FRONT 9310 PIN 4 LEFT REAR 9311 PIN 5 RIGHT REAR 9312 PIN 6 THRU 9 N C AIR LEVELING HARNESS CONNECTOR DUMP LEVEL AIR HWH COMPUTERIZED LEVELING U...

Page 29: ...DICATOR BOX 5754 LOCATING TAB 5764 5750 6230 5752 5762 5758 6120 5754 6230 5750 5752 5758 5764 5762 6120 GROUND 6230 ROOM OUT 5750 UNLOCK 5754 ROOM IN 5752 12 IGN 6120 LOCK 5758 FLOOR UP 5762 FLOOR DOWN 5764 ROOM 1 LIMIT SW HARNESS LOCATING TAB 12V FROM PANEL 6825 PUMP ON LIGHT 7530 RETRACT 7502 PUMP 7503 EXTEND 7501 READY TO OP LIGHT 7610 12V FROM BOX 6125 ROOM 1 OP PANEL HARNESS LOCATING TAB 612...

Page 30: ...RETRACT 7502 PUMP 7503 EXTEND 7501 READY TO OP LIGHT 7610 12V FROM BOX 6125 ROOM 2 OP PANEL HARNESS LOCATING TAB CONTROL BOX CONNECTION INFOR SWITCH OVERRIDE NEUTRAL HOLD MATION NORMAL LIMIT SW ROOM 2 HARNESS OVERRIDE RIOR CONTROL BOX DIAGRAMS FOR INTE BOX CONNECTION NOTE SEE CONTROL TAB LOCATING LOCATING 7610 6125 7501 6825 7503 7502 7530 ROOM EXTENSION OPERATOR S PANEL SEE ELECTRICAL CONNECTION ...

Page 31: ...DLE ROOM 2 LOCK ROOM 2 UNLOCK ROOM 1 FLOOR UP ROOM 1 LOCK ROOM 1 UNLOCK FLOOR DOWN ROOM 1 ROOM 2 EXTEND ROOM 2 RETRACT ROOM 1 EXTEND ROOM 1 RETRACT SEE WIRING DIAGRAM PUMP RELAY AND GROUNDING SEE ELECTRICAL CONNECTION DIAGRAM AIR SEAL B A 6230 5200 5300 6230 5500 6230 5400 6230 5100 6230 5000 6230 6230 6230 8600 6100 VIEW FROM MOTOR END 6230 5600 ROOM 1 MANIFOLD PUMP RELAY HARNESS PRESSURE SWITCH ...

Page 32: ...DIAGRAM PUMP RELAY FROM HYDRAULIC HARNESS 8600 GROUND FROM HARNESS 6230 NOTE THE FOUR DIGIT WIRE NUMBER SUPERSEDES ANY AND ALL WIRE COLORS SEE ELECTRICAL CONNECTION DIAGRAM HYDRAULIC MANIFOLD PUMP CONTROL PUMP GROUND 6230 ROOM ACTIVE WARNING CONNECTION FOR ROOM ACTIVE WARNING SYSTEMS SYSTEM PROVIDED BY COACH CONVERTER OPTIONAL FUSE 5 AMP ROOM 1 OPTIONAL ...

Page 33: ...MP MOTOR IS INTERNALLY GROUNDED THE MOUNTING SURFACE FOR THE PUMP AND GROUNDING STUD MUST BE A GOOD FRAME GROUND WHITE FROM CONTROL BOX MANIFOLD PUMP RELAY HARNESS SEE ELECTRICAL CONNECTION DIAGRAM HYDRAULIC MANIFOLD SEE ELECTRICAL CONNECTION DIAGRAM HYDRAULIC MANIFOLD SEE ELECTRICAL CONNECTION DIAGRAM 680 SERIES HARNESS CONNECTIONS AT CONTROL BOX POWER WARNING INDICATORS AIR LEVELING HYDRAULIC MA...

Page 34: ...NECTIONS AT CONTROL BOX POWER WARNING INDICATORS AIR LEVELING HYDRAULIC MANIFOLD COMPRESSOR CONTROL 110 VOLT LINE HOT GROUND NEUTRAL 6230 9700 AUXILIARY SWITCH WITH 12V CONTROL WIRE PROVIDED BY VEHICLE MANUFACTURER 12 VOLT 12 VOLT 12 VOLT GROUND 12 VOLT NORMALLY OPEN SOLENOID 12 VOLT ACTIVATED RELAY 110 VOLT GROUND 110 VOLT AIR COMPRESSOR WATER TRAP ASSEMBLY PRESSURE SWITCH B A ...

Page 35: ...D HARNESS FROM CONTROL BOX 6230 5600 AIR SEAL HARNESS A B 5600 6230 SEE ELECTRICAL CONNECTION DIAGRAM HYDRAULIC MANIFOLD A B AIR SEAL WITH AIR DUMP REGULATOR ASSEMBLY AIR SEAL VALVE REGULATOR ARRANGEMENT FROM AIR SUPPLY INDICATORS AIR LEVELING HYDRAULIC CONTROL BOX POWER WARNING 680 SERIES HARNESS CONNECTIONS AT SEE ELECTRICAL CONNECTION DIAGRAM MANIFOLD MANIFOLD HARNESS ROOM HYDRAULIC FROM CONTRO...

Page 36: ...UP 5762 NO CONNECTION NO CONNECTION 12 VOLTS 6120 HARNESS CONNECTION FROM CONTROL BOX NO CONNECTION NO CONNECTION NO CONNECTION NO CONNECTION ROOM IN 5703 FLOOR UP 5713 12 VOLTS 6120 FLOOR DOWN 5714 ROOM OUT 5701 NO CONNECTION NO CONNECTION NO CONNECTION NO CONNECTION KEY PIN NO CONNECTION UNLOCK UPPER FRONT 5704 UNLOCK UPPER REAR 5705 UNLOCK LOWER FRONT 5706 LOCK UPPER FRONT 5708 UNLOCK LOWER REA...

Page 37: ...FLOOR DOWN 5714 7 ROOM OUT 5701 1 10 1 15 UNLOCK P E D A B A B P E D 5710 6120 6120 5706 LOCK UNLOCK P E D UNLOCK B UNLOCK A B A LOCK P E D UPPER FRONT LOCK 5708 6120 5704 LOWER FRONT LOCK P E D UPPER REAR LOCK 5709 6120 UNLOCK 6120 B A LOCK P E D LOCK B A 5705 6120 P E D B A 6120 5711 LOCK 5707 6120 LOWER REAR LOCK LOCK UNLOCK A B P E D B A P E D A B P E D C B A FLOOR UP UNLOCK LOCK ROOM OUT 5713...

Page 38: ...2 NO CONNECTION NO CONNECTION 12 VOLTS 6120 HARNESS CONNECTION FROM CONTROL BOX NO CONNECTION NO CONNECTION NO CONNECTION NO CONNECTION ROOM IN 5703 NO CONNECTION 12 VOLTS 6120 NO CONNECTION ROOM OUT 5701 NO CONNECTION NO CONNECTION NO CONNECTION NO CONNECTION KEY PIN NO CONNECTION UPPER FRONT UNLOCK 5704 UPPER REAR UNLOCK 5705 NO CONNECTION UPPER FRONT LOCK 5708 NO CONNECTION UPPER REAR LOCK 5709...

Page 39: ...DICATOR BOX REAR ROOM EXT 15 12 VOLTS 6120 13 ROOM IN 5703 7 ROOM OUT 5701 1 10 1 15 UNLOCK P E D A B A B P E D 5708 6120 6120 5704 LOCK UNLOCK FRONT LOCK P E D B A 6120 5709 LOCK 5705 6120 REAR LOCK LOCK UNLOCK A B P E D C B A ROOM IN UNLOCK LOCK 5703 6120 ROOM IN LIMIT SWITCH 5701 6120 ROOM OUT LIMIT SWITCH ROOM OUT C B A P E D A B C D ROOM IN OUT 6120 5703 6120 5701 ROOM OUT ROOM IN 6120 5701 6...

Page 40: ......

Page 41: ...counter clockwise Damage to the valve may result OIL LEVEL BREATHER CAP OIL LEVEL GROOVES 1 4 NUT DRIVER NOTE THE BREATHER CAP IS LOCATED ON THE TOP SIDE OF THE POWER UNIT RESERVOIR IMPORTANT PRIOR TO REMOVING THE BREATHER CAP EITHER TO CHECK THE OIL LEVEL OR TO USE THE 1 4 NUT DRIVER CLEAN ANY DEBRIS FROM THE TOP OF THE RESERVOIR INCLUDING DEBRIS INSIDE THE 1 4 NUT DRIVER REMOVE ANY PAINT CHIPS O...

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