Nilfisk-Advance Excellent 160 Operating instructions

Repair Manual ver. 1.0
Excellent 160
Excellent 170

2
Index
A. Safety Precautions
3
B. Technical Data
4
C. Construction
5-10
D. Service / Repair
11-15
E. Operating Supplies
16
F. Electric Diagram
17-19
G. Troubleshooting
20

A
Safety Precautions.
3
WARNING!
• High pressure jets can be dangerous. Never aim the water jet at persons,
pets, electrical equipment, or the machine itself.
• The operator and anyone in the immediate vicinity of the site of cleaning
should take action to protect themselves from being struck by debris dis-
lodged during operation. Wear goggles during operation.
• Never try to clean clothes or footwear on yourself or other persons.
• Children or people who have not read the instruction manual do not
operate the machine.
• Never use the machine in an environment where there could be a danger of
explosion. Any doubts, please contact local authorities.
• It is not allowed to clean asbestos- containing surfaces with high pressure.
• This high-pressure washer must not be used at temperatures below 0°C.
• Never stay under the product when stored on the wall.

B
Technical Data.
4
Product segment: Consumer
Excellent
160
Excellent
170
Specification
bar
Max 160
Max 170
Voltage
V
230-240
230-240
Frequency
Hz
50
50
Power consumption
Current
10A
10A
Power absorbed
KW
2.1
2.1
Water volume, HP
l/min.
5.8
6.4
Pump pressure
bar
112.5
121.5
Opening pressure
bar
96~107
111~129
Retaining time
min.
>5
>5
Oil contents
ml
60
60
Oil type
L-HM32
L-HM32
Max water inlet temperature
C
40
40
Max water inlet pressure
bar
10
10
High pressure hose length
m
10
10
Suction height
m
Max 0.5
Max 0.5
Electric cable
m
5
5
Insulation class
I
I
Tightness
IPX5
IPX5

C
Construction.
5
Excellent 160
Construction Of Cabinet
parts.

C
Construction.
6
Excellent 160
Construction Of Cabinet

C
Construction.
7
16 Nm
16 Nm
4 Nm
6 Nm
4 Nm
Excellent 160
Construction Of Pump Unit Including Assembly Torque Specification

C
Construction.
8
Excellent 170
Construction Of Cabinet
parts.

C
Construction.
truction.
9
Excellent 170
Construction Of Cabinet
parts.

C
Construction.
truction.
10
Excellent 170
Construction Of Pump Unit Including Assembly Torque Specification
6 Nm
16 Nm
16 Nm
4 Nm
4 Nm

11
D
Service/Repair.
truction.
Fig. 2
Fig. 1
Fig. 2
2
3
4
Dismounting of cabinet rear part on following variants: Excellent 160-Excellent 170
1. Tools: Screwdriver PH2 (Fig. 1)
2. Remove the water inlet coupling (Fig. 2)
3. Remove the 1 screw on lance holder (Fig.2)
4. Remove the remining 10 screws fixing the cabinet rear part (Fig.2)
5. The cabinet rear part can be removed and there is now access to the motor pump unit

12
D
Service/Repair.
truction.
Fig. 1
Fig. 2
Dismount / mounting of switch box cover and switch box Excellent 160-Excellent 170.
1. Front panel of switch box. (Fig 1)
2. Remove the 4 screws and switch box cover. (Fig 2)
3. Assembly: Ensure that the single cords are inside the box and are not squeezed during
assembly and that cable relief is mounted correctly in the slut in the switch box. (Fig 3)
4. Assembly: Ensure that the switch is correctly mounted in the two-fixing taps (Fig 3)
Fig. 3

13
D
Service/Repair.
truction.
Fig. 1
Fig. 2
Fig. 3
Dismounting / mounting of the start / stop valve Excellent 160-Excellent 170.
1. Tool: Socket spanner (Fig 1)
2. Use the socket spanner to take out the seat of start/stop valve (Fig 2)
3. Fig 3 shows how the start/stop valve must be assembled
4. NOTE: Do not damage the valve components.

14
D
Service/Repair.
truction.
Fig. 3
Fig. 1
Fig. 2
Dismounting / mounting of water / oil seal and valve Excellent 160-Excellent 170.
1. To change the oil seals, water seals and pressure valve, use a screwdriver to dismount
the parts (Fig 1).
2. Cleanup and lubricate before mounting
3. Fig 2 is showing the pump after opening the cylinder head from the cylinder block.
4. The bearing system can only be mounted in one direction. The ball ring can be placed
both directions. Oil level: 60ml. (Fig 3)
Note: The pressure valves must be placed correctly

D
Service/Repair.
15
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
IMPORTANT mounting information:
To optimize the self-suction mode, the valve bodies must be positioned correctly according to
the water canals inside the cylinder head. The “leg” of the valve body must not be placed in
front of a canal. Fig 1 is showing the WRONG positioning and fig 2 is showing the
CORRECT positioning.
Fig. 1
Fig. 2

16
E
Operating Supplies.
1
Recommended oil types:
2
The pump is filled with 60 ml LHM 32 from the production.
3
In case of service where the oil must be changed Nilfisk recommends using 60
4
ml Bartram HV 46.
5
Alternative oil types that are allowed:
6
BP, Bartram HV 46
7
Shell, Tellus T 46
8
Exxon, Statoil Univis N 46
9
Mobil Oil Mobil DTE 25
10
Recommended lubrication:
11
White grease for o-rings, sealings etc.:
12
Silicone grease (Unisilkon L250) - All moveable parts and O-rings.
13
DOW CORNING(R) M 55 O-RING LUBRICANT - All stationary O-rings
14
15
16

F
Electric Diagram.
.
17
Motor pump function of Excellent 160-Excellent 170
Machine stopped and hose emptied
Machine operation

F
18
Electric Diagram.
.
Motor pump function of Excellent 160-Excellent 170
Machine standby

F
19
Electric Diagram.
.

20
G
Troubleshooting.
.