Karcher HD 7/250 DE TR1 - Manual (Page 18)

- 16
1 Main fuse
Faults without display on the console
Fault Cause Remedy By whom
Appliance stops, dis-
play switches off Main fuse is blown Replace the main fuse Operator
No display after
switching the appli-
ance on Battery main switch switched off Switch on the battery main switch Operator
Battery depleted Charging battery Operator
Main fuse is blown Replace the main fuse Operator
Motor will not start or
turns off immediately See separate operating instructions of the motor
Working pressure is
fluctuating Air in the high pressure pump Ventilating the high pressure system Operator
Valves worn out Replace the valves Customer Service
Technical specifications
HD 7/250 DE TR1
Water connection
Max. feed temperature
°C 60
Min. feed volume l/h (l/min) 1080 (18)
Feed pressure MPa (bar) 0,15...0,6 (1,5...6)
Performance data
Water flow rate
l/h (l/min) 672 (11,2)
Operating pressure of water (using standard nozzle) MPa (bar) 250 (2500)
Max. excess operating pressure (safety valve) MPa (bar) 300 (3000)
Drive motor performance kW 74
Motor rpm 1/min 3000
Battery V/Ah 12/55
Nozzle size 0,6
Max. recoil force of hand spray gun N 129
Fuel
Oil quantity, intermediate gear
l 0,6
Öl type, intermediate gear - Mobil D.T.E. Oil AA 320
Oil quantity, pump gear l 4,5
Oil type, pump gear - Mobil D.T.E. Oil AA 320
Oil quantity, motor l 4,5
Öl type, motor - See Maintenance tasks
Content of cooling system l 10-11
Dimensions and weights
Length x width x height
mm 4068 x 1912 x 2000
Diesel tank l 200
Weight without operating materials kg 1240
Weight including operating materials, approx. kg 1510
Permissible axle load kg 1800
Antifreeze container l 25
Water reservoir l 200
Tyre type - 205 R 14
Tyre pressure MPa (bar) 0,45 (4,5)
Brake system - Overrun brake
Vibration total value (ISO 5349)
Hand-arm vibration value
Hand spraygun
m/s 2 <2,5
Spray lance m/s 2 <2,5
Uncertainty K m/s 2 0,5
Sound pressure level L
pA
(EN 60704-1) dB(A) 91
Uncertainty K
pA
dB(A) 2
Sound pressure level L
WA
+ Uncertainty K
WA
(2001/14//EC) dB(A) 111
18 EN