Bulldog Security WD26 User manual

User Manual
Walk-Behind Scrubber
Traction Drive Disc Deck
WD26
www.bulldogscrubbers.com
877-292-3935
Factory Cleaning Equipment, Inc.
800-793-3790
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2
This manual is furnished with each new Bulldog WD26. This provides the necessary operating and preventive
maintenance instructions. Operators must read and understand this manual before operating or servicing this machine.
This machine was designed to give you excellent performance and efficiency. For best results and minimal cost, please
follow the general guidelines below:
·Operate the machine with reasonable care.
·Follow the manufacturer’s suggested maintenance instructions as provided in this booklet.
·Use original Manufacturer supplied parts.
Technical Specifications
Model Bulldog WD26
Model No. WD26
40 amps
140Ah @ 20 hr
95Ah @ 20 hr
69 dBA
26 in (65 cm)
38 in (95 cm)
30,500 ft2 /hr (2830 m2/hr)
2.7 mph (4.3 km per hr)
2.7 mph (4.3 km per hr)
24 volts
65 cfm (110 m3/hr)
45 inches (112mbar)
.60 HP (450 W)
Disc
3/4 HP (550W)
2
180 RPM
12 Gal (45 liters)
13 Gal (49 liters)
2%
370lbs (168 kg)
235 lbs (107 kg)
48 x 26.0 x 38.0 (112.8 x 47.8 x 107.4 cm)
1/5 HP (150W)
Current (Max)
Battery Capacity (Lead Acid)
Battery Capacity (Gel)
Sound Level
Cleaning path width
Squeegee width
Productivity
Working Speed
Transport Speed
Rated voltage
Vacuum flow
Vacuum waterlift
Vacuum power
Brush type
Brush motor(s) power
Number of brushes
Brush RPM
Solution capacity
Recovery capacity
Working Grade
Weight with batteries
Weight without batteries
Dimensions (LxWxH)
Drive Motor Power
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Safety Instructions ........................................................................................................ 4
Unpacking Instructions................................................................................................. 4
Inspection........................................................................................................................ 4
Electrical.......................................................................................................................... 4
Batteries .......................................................................................................................... 4
Operator Responsibility ................................................................................................... 4
Machine Overview ......................................................................................................... 5
Controls .......................................................................................................................... 6
Bail Handle.............................................................................................................. 6
Handle Adjustment Knobs....................................................................................... 6
Key Switch............................................................................................................... 6
Direction Switch....................................................................................................... 6
Squeegee Lift Lever ................................................................................................ 6
Battery / Fault Gauge .............................................................................................. 6
Speed Control.......................................................................................................... 6
Charge Status Indicator........................................................................................... 6
Optional Hour Meter........................................................................................................ 7
Optional Pump Kit............................................................................................................ 7
Vacuum Hose Routing.....................................................................................................7
Circuit Breakers...............................................................................................................7
Battery Compartment ...................................................................................................... 8
Diagnostic Code Guide.................................................................................................... 8
Handle Adjustment .......................................................................................................... 9
Angle Adjustment..................................................................................................... 9
Horizontal Adjustment.............................................................................................. 9
Solution Tank Drain Hose.............................................................................................. 10
Solution Level Indicator.................................................................................................10
Solution Fill Filter...........................................................................................................10
Recovery Tank Drain Hose.............................................................................................11
Screened Float...............................................................................................................11
Screened Float Removal........................................................................................11
In-Line Solution Filter Assembly.................................................................................... 12
Rear Squeegee ............................................................................................................ 12
Cleaning the Squeegee................................................................................................. 12
Changing the Squeegee Blades.................................................................................... 12
Angle Adjustment .................................................................................................. 13
Height Adjustment ................................................................................................ 13
Brush Deck....................................................................................................................14
Brush Loading / Unloading ........................................................................................... 14
Aquastop Solution Control............................................................................................. 14
The Bulldog WD26....................................................................................................... 15
Machine Operation ...................................................................................................... 16
To Turn ON Machine:..................................................................................................... 16
To Turn ON Vacuum: ..................................................................................................... 16
To Turn ON Brush Motor:............................................................................................... 16
To Turn on Cleaning Solution: ....................................................................................... 16
Direction Switch:............................................................................................................ 16
Speed control: ............................................................................................................... 16
Driving: .......................................................................................................................... 16
To Charge Batteries:...................................................................................................... 16
Hour Meter (Optional):................................................................................................... 16
After Use....................................................................................................................... 16
Maintenance................................................................................................................. 17
Troubleshooting............................................................................................................. 18
Table Of Contents
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Safety Instructions
IMPORTANT SAFETY INSTRUCTIONS
Operators must read and understand this manual before operating or maintaining this machine.
Do not operate this machine in flammable or explosive areas.
This machine is designed solely for scrubbing dirt and dust in an indoor environment. The manufacturer does not recommend using
this machine in any other capacity.
The following information below may cause a potential hazard to the operator and equipment. Read this manual carefully and be aware
whentheseconditionscanexist.Takenecessarystepstolocateallsafetydevicesonthe machine and train the personnel operating the
machine.Reportanymachinedamageorfaultyoperation immediately. Do not use machine if it is not in proper operating condition.
FOR SAFETY DURING OPERATION
Keep hands and feet clear of moving parts while machine is in operation.
Make sure all safety devices are in place and operate properly. All covers, doors and latches must be closed and fastened before use.
During operation, attention should be paid to other persons in the work area and especially if small children are present.
Electricmotors and components can cause an explosion when operatednearexplosive materials or vapor. Do not operate this machine
near flammable materials such as solvents, thinners, fuels, grain dust, etc.
Storeor parkthis machine ona levelsurface only.To prevent unauthorizeduse, machineshould be storedor parkedwith the keyremoved.
This machine is designed for level operation only. Do not operate on ramps or inclines greater than 2%.
This machine is not suitable for picking up hazardous dusts.
Use caution when moving this machine into areas that are below freezing temperatures. Any water in the tanks or hoses can cause
damage to the machine.
FOR SAFETY WHEN SERVICING or MAINTAINING MACHINE
Stop on level surface.
Disconnect the power to the machine by unplugging the red Battery connector located under the recovery tank near the batteries.
Avoid moving parts. Do not wear loose jackets, shirts, or sleeves when working on machine.
Avoidcontact with battery acid. Battery acid can cause burns. When working on or around batteries, wear protective clothing and safety
glasses. Remove metal jewelry. Do not lay tools or metal objects on top of batteries.
Charging batteries generates explosive gasses.
Do not charge batteries when open flames or sparks are present. Do not smoke.
Make sure the charger is turned off before disconnecting it from the machine.
Charge the batteries in a well-ventilated area with the battery cover removed completely.
Do not clean machine with a pressure washer.
Authorized personnel must perform repairs and maintenance. Use Minuteman supplied replacement parts.
SAVE THESE INSTRUCTIONS
Inspection
Carefully unpack and inspect your Bulldog WD26 Walk-Behind Scrubber for shipping damage. Follow unpacking
instructions on shipping pallet. Each unit has been tested and thoroughly inspected before shipment. Any damage is
the responsibility of the delivery carrier who should be notified immediately.
Electrical
This machine is battery operated and designed to operate on 24 volts DC (2) 12-volt batteries.
Batteries
The recommended batteries are rated 140Ah WET (Manufacturer P/N 956140) or 95Ah Maintenance Free GEL
(Manufacturer P/N 956100). We do not recommend mixingAMP hour capacities. Alternate battery sets can be used
if they equal physical size and capacity. If alternate battery sets are used please contact the manufacturer for on
board charger settings.
Operator Responsibility
Read this manual carefully before operating this machine.
The operator is responsible for taking care of the daily maintenance and check ups of the machine to keep it in good
working condition. The operator must inform the service mechanic or supervisor when the scheduled maintenance
intervals are required as stated in the MAINTENANCE section of this manual.
Before starting familiarize yourself with the machine and its controls (see “Machine Overview, Front”, “Machine
Overview, Rear”, “Control Console” diagrams).
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Machine Overview
Machine Overview - Front
A CUP HOLDER
B SOLUTION FILL PORT
C RECOVERY TANK LID
D RECOVERY TANK
E BRUSH DECK
F FRONT WHEEL (see note)
G REAR CASTER
H SOLUTION TANK
* NOTE - Front tires are foam filled to be
maintenance-free. No air can be
added.
Machine Overview - Rear
A BAIL HANDLE
B SQUEEGEE LIFT LEVER
C RECOVERY TANK DRAIN HOSE
D ONBOARD CHARGER CORD
E CIRCUIT BREAKERS
F RECOVERY HOSE
G CONTROL PANEL
H SOLUTION TANK DRAIN HOSE /
LEVEL INDICATOR
J BRUSH DECK LIFT PEDAL
K REAR SQUEEGEE
L DIAGNOSTIC CODE GUIDE
M SOLUTION CONTROL LEVER
N DECK TILT HANDLE
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Machine Overview
A BAIL HANDLE
B HANDLE ADJUSTMENT KNOB
C KEY SWITCH
D DIRECTION SWITCH
E SQUEEGEE LIFT LEVER
F BATTERY / FAULT GAUGE
G SPEED CONTROL
H CHARGE STATUS INDICATOR
J SOLUTION CONTROL LEVER
K AQUASTOP SOLUTION SETTING
Controls
Bail Handle
(A) Whenthe scrub deckis lowered tothe floor, thebailhandle enables thebrush motor andmoves the machineforward once depressed.
Handle Adjustment Knobs
(B) Allows the handle position to be raised or lowered.
Key Switch
(C) Controls the machine’s power (Off/On) with a key for safety. When it is turned to the on position, the machine will operate (after 5
second diagnostic check, see battery gauge).
Direction Switch
(D) This 3 position switch sets the direction the machine will move when the bail handle is pulled. The middle position is neutral -
brushes & vacuum will operate but machine will not move.
Squeegee Lift Lever
(E) When moved to the top position, the squeegee is lowered and the vacuum motor is turned on. When locked in the bottom position,
the squeegee is raised and the vacuum motor shuts off (after a 10 second delay).
Battery / Fault Gauge
(F) This gauge displays the remaining battery charge. This gauge also displays any fault codes that might occur with the Drive Motor
Controller (see Diagnostic Codes). Gauge will blink for 5 seconds when key is first turned on, to run diagnostic check before machine
can be used.
Speed Control
(G) This control sets the speed at which the machine will move.
Charge Status Indicator
(H) This gauge displays the status of the batteries during charging. The gauge has a readout of 3 LEDs. 1 Green, 1 Yellow, 1 Red.
Green indicating a full charge, Yellow indicating 80% charged, Red indicating the batteries are charging.
Solution Control Lever
(J) This lever controls the rate at which solution is dispensed. Moving the lever up will increase the amount of solution. Moving the
lever down will decrease the amount. Moving the lever all the way down shuts off solution flow.
Aquastop Solution Setting
(K) This bracket is a guide to limit the amount of solution dispensed for consistent performance.
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Machine Overview
The Manufacturer offers an optional hour
meter for the Floor Srubber. The optional
kit replaces the power cord mounting
bracketat the rearof the machinewith one
that contains an hour meter.
Manufacturer’s
Kit# K-E1720HM
Optional Hour Meter
Optional Pump Kit
The Manufacturer offers an optional pump
kitfor thefloor scrubber.The pump will turn
on when the switch is toggled to the ON
position. Thehose to coupler fills, then the
pumpshutsoffuntilthe wand (notsupplied)
is connected and chemical is dispensed.
Kit# K-E1720P
TOGGLE SWITCH PUMP
Vacuum Hose Routing
Forbest results, routethe vacuum hoseas shown below:
Circuit Breakers
A Main Control Circuit Breaker - 4A
B Brush Motor Circuit Breaker - 30A
C Vacuum Motor Circuit Breaker - 20A
D Drive Motor Circuit Breaker - 20A
The circuit breakers are located at the bottom of
the back panel of the machine.
If any of the functions above are not operating,
check if the circuit breaker buttons have tripped.
Press to reset.
BCAD
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Machine Overview
The battery compartment is located under the recovery tank. The
Battery compartment can be accessed for servicing and mainte-
nance by tilting the recovery tank (make sure recovery tank has
been drained before tilting). The battery compartment contains
two 12-volt batteries connected in series. Connect the batteries
according to the battery connection diagram (see diagram). The
recommended batteries are 140Ah (manufacturer’s P/N 956140)
or 95Ah (manufacturer’s P/N 956100) Gel. The battery tray may
bedrained if necessaryusing the orange drainhose located above
the rear caster on the right side of the machine.
Battery Compartment
Diagnostic Code Guide
Whenan error orfault occurs withinthe machine, a fault code will appearon the batterygauge represented
by a specified number of flashing LEDs. (See “Troubleshooting” for further information)
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Machine Overview
Handle Adjustment
The WD26 handle was designed with operator comfort
inmind. The angle and horizontal position of the handle
can be adjusted to suit the needs of the operator.
Angle Adjustment
The handle angle can be adjusted without tools by
looseningtheAngleAdjustment Knob (A) oneachside
and rotating the handle to the desired position. There
are 5 angular positions 11.25° apart for a total of 45°
between the minimum and maximum position.
A
Horizontal Adjustment
The horizontal position can be adjusted by removing
the 4 Mounting Bolts (B) (2 each side) with a 9/16”
socket and sliding the Mounting Plate (P) to one of the
3 available positions. The machine is shipped from the
factory in position 1.
123
PB
Plate Position 1
(Shipping Position)
Plate Position 2Plate Position 3
(Fully Extended)
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Machine Overview
Solution Tank Drain Hose
Thesolutiontankmay bedrainedby removingtheSolution
Tank Drain Hose (A) from the Hose Barb (B) and routing
the hose to a floor drain.
AB
Solution Level Indicator
The Solution Tank Drain Hose also serves as a water
level indicator for the solution tank. The amount of water
remaining in the solution tank can be seen through the
clear drain hose. Level markers molded into the solution
tank are positioned at 1/4, 1/2, 3/4, and full levels.
Solution Fill Filter
The Solution Fill Filter (B) should be cleaned regularly. To remove, simply open the Solution Tank Lid
(A) and pull the filter out.
A
B
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