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www.numatic.co.uk
Trouble Shooting
Failure to rectify the problem or in the event of a breakdown contact your Numatic dealer or
Numatic Technical helpline +44 (0)1460 269268
Model - CRG 8055 / 8072
(Empty) Net Weight
120 A/Hr
Brush Weight Brush Width
Brush
Pressure
Pad
Width
Pad
Pressure
Brush Motor
Vac
Motor
CRG 8055 - 200 kg
CRG 8072 - 220 kg
CRG 8055 - 17 kg
CRG 8072 - 32 kg
550 mm
370mm x 2
8.4 G/cm
2
19.9 G/cm
2
508 mm
360mm x 2
6.8 G/cm
2
16.6 G/cm
2
24 V
600 W
24 V
400 W
Transaxle
Run Time
2 x 120 A/Hr
Run Time
2 x 100 A/Hr
Total Battery
Weight 120 A/Hrs
Total Battery
Weight 100 A/Hrs
Charge Times
2 x 120 A/Hrs
Charge Times
2 x 100 A/Hrs
24 V
400 W
3 Hrs 2 Hrs
74 kg
(163 lbs)
62 kg
(136 lbs)
10A = 12 Hrs
20A = 7 Hrs
10A = 8 Hrs
20A = 5-6 Hrs
Brush Speed Airow Transit Speed Capacity Water Flow Rate Cleaning Area Sound Pressure
150 rpm 24.2 L/sec 0-6 Km/hr
80L /
80L
0 - 3
L/min
CRG 8055 - 1700m
2
@ 3.5 K/Hr
CRG 8072 - 2200m
2
@ 3.5 K/Hr
≤ 70dB (A)
Hand Arm Vibration Whole Body Vibration Height Length Width Max Gradient
Travelling (Quarry Tiles)
1.84 m/s
2
(Uncertainty 0.92 m/s
2
)
ISO 5439-1
Travelling (Quarry Tiles)
1.11 m/s
2
(Uncertainty 0.56 m/s
2
)
ISO 2431-1
1160 mm 1460 mm
CRG 8055 - 805
mm
CRG 8072 -
948mm
11%
Specifications
PROBLEM CAUSE SOLUTION
Machine will not operate Missing or blown fuses
Low battery charge
Machine is connected and charging
Key is o or missing
Handle safety fuse blown
Fit or replace fuse (page 3 & 5)
Charge batteries (page 15 / 16)
Take o charge (page 15)
Insert key & turn to operating position
Replace fuse - No 19 (page 2 / 3) (or contact service engineer)
Vacuum will not operate Missing or blown fuse
Vacuum switch not engaged
Waste water tank full
Fit or replace fuse (page 3 & 5)
Press switch (page 9)
Empty waste water tank (page 12)
Poor water pick-up Waste water tank full
Clogged / blocked vacuum hose
Loose hose connections
Debris basket lter clogged / blocked
Separator lter clogged / blocked
Poor separator seal
Damaged separator seal
Damaged / split vacuum hose
Damaged oor tool blades
Low battery charge
Floor tool incorrectly adjusted
Empty waste water tank (page 12)
Remove and clean (page 12)
Push tight connections (page 6)
Remove and clean (page 13)
Remove and clean (page 12)
Clean and ret (page 12)
Renew (contact service dept)
Renew (contact service dept)
Renew (contact service dept)
Re-charge batteries (page 15 / 16)
Adjust oor tool (page 11)
No brush / scrub function No brushes tted
Brush deck raised
Missing or blown fuses
Check and t (page 7)
Lower brush deck (page 7 & 11)
Fit or replace fuse (page 3 & 5)
Little or no water ow Clean water tank empty
Clean water tank lter blocked / clogged
Water ow not on
Brush deck raised
Blown pump fuse
Fill clean water tank (page 8)
Remove and clean (13)
Switch on water ow (Page 9)
Lower brush deck (page 7 & 11)
Replace fuse - No 20 (page 2 / 3)
Machine just ‘stops’ during
operating
Brush motor fuse blown due to high load
Handle safety fuse blown
Replace fuse & reduce load (page 3 & 5)
Replace fuse - No 19 (page 2 / 3) (or contact service engineer)