HAKO Scrubmaster B400 R Installation and operation manual

Scrubmaster B400 R, RM, RH (7190)
Service booklet
Part number 88-10-3256 -
Valid as from: 03.2021

2B400 R (7190)
Hako system maintenance
Hako system maintenance
The Hako system maintenance specifies in single modules the special
technical work to be done and the periods of time for the maintenance
activities. Parts to be replaced for the individual maintenance tasks are
determined.
Hako system maintenance:
 Assures the reliable readiness for use of the Hako cleaning machines
(preventive maintenance).
 Minimises operating costs, repair costs, costs for maintenance.
 Assures long life and readiness for use of the machine.
Hako system maintenance I (every 250 hours):
Performance by an expert of an authorised Hako workshop by reference to
the machine-specific system maintenance.
Hako system maintenance II (every 500 hours):
Performance by an expert of an authorised Hako workshop by reference to
the machine-specific system maintenance.
Hako system maintenance III/S (every 1000 hours/safety check):
Performance by an expert of an authorised Hako workshop by reference to the
machine-specific system maintenance at least once a year. Performance of all
legally stipulated safety-relevant tests according to the BGV specifications.
Machine data
Your machine is described clearly by the following data.
Machine type:
Manufacturing no.:
Start-up on:
Your nearest authorised Hako dealer:
Address:
Telephone:
Attention
Before undertaking maintenance work, read and observe the safety
instructions in the operating manual!

B400 R (7190) 3
Maintenance certificate
Maintenance certificate
Handover
Equipment
Trial run
Handover to customer
Instruction
performed on:
at _______________ operating hours
Hako system maintenance I
250 operating hours
Workshop stamp
performed on:
at _______________ operating hours
Hako system maintenance II
500 operating hours
Workshop stamp
performed on:
at _______________ operating hours
Hako system maintenance I
750 operating hours
Workshop stamp
performed on:
at _______________ operating hours
Hako system maintenance S
1000 operating hours
Workshop stamp
performed on:
at _______________ operating hours
Hako system maintenance I
1250 operating hours
Workshop stamp
performed on:
at _______________ operating hours
Hako system maintenance II
1500 operating hours
Workshop stamp
performed on:
at _______________ operating hours
Hako system maintenance I
1750 operating hours
Workshop stamp
performed on:
at _______________ operating hours
Hako system maintenance S
2000 operating hours
Workshop stamp
performed on:
at _______________ operating hours
Hako system maintenance I
2250 operating hours
Workshop stamp
performed on:
at _______________ operating hours
Hako system maintenance II
2500 operating hours
Workshop stamp
performed on:
at _______________ operating hours
Hako system maintenance I
2750 operating hours
Workshop stamp
performed on:
at _______________ operating hours
Hako system maintenance S
3000 operating hours
Workshop stamp
performed on:
at _______________ operating hours
Hako system maintenance I
3250 operating hours
Workshop stamp
performed on:
at _______________ operating hours
Hako system maintenance II
3500 operating hours
Workshop stamp
performed on:
at _______________ operating hours

4B400 R (7190)
Hako system maintenance
Hako system maintenance
Hako system maintenance I (every 250 hours)
Battery and charger
 Check the battery and the charger
 Check the cables and plug connections of the battery and the charger for
ease of movement, wear and corrosion
 Check the battery acid level and acid density, refill demineralised water
if necessary
 Check the setting in the battery management system (BMS) and in the
charger
Electrical system
 Check the electrical system (lighting, fuses and relays), replace parts
if necessary
 Make sure the latest software version is installed, update software
if necessary
 Read out the event log memory
 Check all the power connections to the controllers, drive control, power
relays, fuses, power distributors
Steering and brake
 Check the steering for stiffness
 Check bearing clearance of the pinion and the universal joints
 Check the steering pinion and gear rim for damage, grease if necessary.
 Check proper functioning of the parking brake at the front and rear
(only X-AC drive)
 Check the unlocking function of the parking brake at the front and rear
(only X-AC drive); check indication on the multifunction display
 Check the brake for proper functioning
Braking deceleration when pressing the brake button must be noticeably
stronger than when releasing the accelerator pedal
Wheels
 Front wheel: check the condition of tyres and the wheel mounting screws,
re-tighten if necessary (170 ± 25 Nm)
 Rear wheels: check the condition of tyres and the wheel mounting screws,
re-tighten if necessary. Standard drive: 50 Nm, X-AC drive: 72 Nm

B400 R (7190) 5
Hako system maintenance
Rotating brush unit and side wiper
 Check proper raising, lowering and proper functioning of the pressure
reinforcement
 Check the brush decoupling and coupling function
 Check the condition and proper functioning of the driver of the rotating
brushes, replace if necessary
 Check the rotating brushes for wear, replace if necessary
 Remove fluff and dirt from the air inlet grilles of the brush motors
 Check the wiper rubber of the side wiper, turn or replace if necessary
 Check the front collision protection with deflecting roller for damage
Flex wall tank
 Check the cover seal of the flex wall tank, replace if necessary
 Check proper functioning of the cover support
 Check the waste water and suction system, replace worn parts
if necessary
 Check the flex wall for damage
 Check the fresh water level indicator, calibrate if necessary
 Check leak tightness and proper functioning of the drain hoses
(fresh and waste water), replace if necessary
 Check the closure and seal at the drain hose, replace if necessary
 Remove coarse dirt and clean the filter sieve
 Check the fresh water supply, replace worn parts if necessary
 Check the cover seal of the fresh water inlet
 Check the sieve insert and cover seal of the fresh water filter for damage,
replace if necessary
Squeegee and vacuum motors
 Check the sealing and slot strip of the squeegee, turn or replace
if necessary
 Check the folding function of the squeegee
 Check the deflecting bracket/deflecting rollers at the squeegee, replace
if necessary
 Check the squeegee setting, reset if necessary
 Check the supporting rollers of the squeegee for ease of movement and
wear, replace if necessary
 Check proper functioning of the vacuum motors
 Check the vacuum motor drainage valve, clean if necessary

6B400 R (7190)
Hako system maintenance
Hako system maintenance II:
Pre-sweep suction unit
 Check the high dump function (only B400 RH)
 Check the hydraulic oil level, top up oil if necessary (only B400 RH).
For oil, see annex Engine/Vehicle fluids
 Check the V-belt drive, replace if necessary
 Check the sweeping roller for wear, re-adjust or replace if necessary
 Check the sweeping roller setting, reset if necessary
 Check the carbon brushes of the sweeping roller motor
 Check the agitating function and suction of the filter system
 Clean the plate filter
 Check the sealing strips in the broom compartment for correct distance
setting, wear and damage, adjust or replace if necessary
 Check the side broom for wear, replace if necessary
 Check the side broom setting, reset if necessary
 Check proper functioning of the coarse dirt flap lock (only B400 RH)
High-pressure cleaner
One-off oil change. For oil, see annex Engine/Vehicle fluids
Spray the following locations on the machine with penetrating
lubricant:
Caution! Do not spray DU dry or plain bearing bushes!
 Hinges at the squeegee lift system
 Hinges at the side deflectors
 Hinge and joint locations of the brush lift system
 Grease the high dump chain (only B400 RH)
 Lubricate the grease nipple on the lifting cylinder (only B400 RH)
 Check the optical condition of the machine (corrosion and labels)
 Trial run and function test
Every 500 hours
 All maintenance work according to Hako system maintenance I
Check the following electrical output:
 Drive motor
 Brush motors
 Suction turbines
 Pre-sweep suction unit with side broom
 Check the side broom system for ease of movement and damage,
repair if necessary
 Check the brush unit lift system for ease of movement and damage,
repair if necessary

B400 R (7190) 7
Hako system maintenance
Hako system maintenance III/S (safety check)
Engine/Vehicle fluids
 Check the carbon brushes of the brush motors and the sweeping roller motor
 Check the wiper rubber of the side wiper, replace if necessary
Pre-sweep suction unit
 Check the ropes of the pre-sweep suction unit lift system
 Change the plate filter
 Trial run and function test
Every 1000 hours, at least once a year
 All maintenance work according to Hako system maintenance II
 Replace the backup battery of the electrical control and set a real-time
clock
 Remove coal dust from the brush motors and the sweeping roller motors
and check the carbon brushes for ease of movement and wear, replace
carbon brushes if necessary (at the latest after 2000 operating hours)
 Change the V-belt in the pre-sweep suction unit
Standard drive rear axle
 Check the wheel bearing clearance of the rear wheels, replace wheel
bearing if necessary
Dosing system (optional)
 Replace the dosing pump hose
 Replace the dosing pump rotor after three years
High-pressure cleaner (optional)
Oil change. For oil, see annex Engine/Vehicle fluids
Pre-sweep suction unit
Replace the ropes of the pre-sweep suction unit lift system
 Trial run and function test
Oil in the machine
High-pressure cleaner:
SAE 15-W 40 mineral oil. Filling volume: 0.154 kg
High dump hydraulic unit (only B400 RH):
Hydraulic oil HVLP 46 zinc-free. Filling volume: 0.5 l

Hako GmbH
Head Office
Hamburger Str. 209-239
23843 Bad Oldesloe
Germany
Tel. [phone]
[email protected]
www.hako.com