ECHNICAL INFORMATION
T
PRODUCT
P 1/ 8
UB1102, UB1103
Blower
Model No.
Description
L
H
CONCEPT AND MAIN APPLICATIONS
Models UB1102, UB1103 Blowers are successors of UB1100, UB1101.
Their output air volume is 4.1m³/min. over the predecessors 2.8m³/min.
The other features are as follows:
W
• Ergonomic designed handle with elastomer for more comfortable
and controlled operation
Dimensions: mm (")
• Self-standing design enables stationary use, easy storage and upside-down
standing
Length (L)
479 (18-7/8)
The specification difference between UB1102 and UB1103 is;
UB1102: Single speed
UB1103: Variable speed control by dial and trigger
Width (W)
Height (H)
185 (7-1/4)
178 (7)
Specification
Continuous Rating (W)
Voltage (V)
Current (A)
Cycle (Hz)
Max. Output (W)
Input
600
---
Output
---
---
110
120
220
230
240
5.7
6.8
2.9
2.8
2.7
50/60
50/60
50/60
50/60
50/60
---
---
---
---
---
600
600
600
---
---
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Model No.
UB1102
16,000
4.1
UB1103
No load speed: min.ˉ¹=rpm
Max. air volume*1: m³/min.
Max. sealed suction: kPa
Variable speed control
0 - 16,000
0 - 4.1
0 - 5.7
Yes
5.7
No
Protection against electric shock
Power supply cord: m (ft)
Double insulation
Australia: 0.5 (1.64), Others: 2.5 (8.2)
Weight according to
EPTA-Procedure 01/2003*2: kg (lbs)
2.0 (4.3)
*1 Without Nozzle, Joint
*2 With Nozzle, Joint
Standard equipment
Nozzle .....................................1
Joint .........................................1
Dust bag (capacity of 2L) .......1 (for some countries)
Note: The standard equipment for the tool shown above may vary by country.
Optional accessories
Dust bag assembly
Nozzle assembly
Flexible hose set
Anchor nozzle set (for vacuum function only)
Bending long nozzle set
Long nozzle assembly
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P 3/ 8
Repair
[3] DISASSEMBLY/ASSEMBLY
[3] -2. Fan Section
DISASSEMBLING
Disassemble Fan 110 as drawn in Fig. 2.
Fig. 2
Nozzle
1. Remove Nozzle.
2. Remove Set plate by prying it off with
a small slotted screwdriver.
Set plate
Fan cover
4. Remove M5-8 Hex nut by turning it
3. Unscrew five 4x18 Tapping screws
and remove Fan cover.
counterclockwise with an impact driver while
holding Fan 110 firmly with a gloved hand.
5. Remove Flat washer 5, Fan 110 and Flat washer 8.
Fan cover
M5-8 Hex nut
Flat washer 5
Fan 110
Flat washer 8
ASSEMBLING
Assemble Fan Section by reversing the disassembly procedure. Refer to Fig. 2.
Note: Align the hole on Set plate with the protrusion on Fan cover, and insert Set plate by hand, then push it
with a small screwdriver until it stops.
Refer to the drawing on the top right in Fig. 2.
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P 4/ 8
Repair
[3] DISASSEMBLY/ASSEMBLY
[3] -3. Motor Section
DISASSEMBLING
(1) Remove Carbon brush as drawn in Fig. 3.
Fig. 3
Carbon brush
(2) Disassemble Fan section as drawn in Fig. 2.
(3) Disassemble Armature as drawn in Fig. 4.
Fig. 4
1. Unscrew four 4x35 Tapping
screws and disassemble Fan
housing complete.
2. Remove Flat washer 8 from
Armature shaft.
3. Remove Armature from
Motor housing.
Flat washer 8
Armature
Fan housing
complete
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P 5/ 8
Repair
[3] DISASSEMBLY/ASSEMBLY
[3] -3. Motor Section (cont.)
DISASSEMBLING
(4) Disassemble Field as drawn in Fig. 5.
Fig. 5
2. Disconnect Field lead wires from Switch.
1. Unscrew four 4x18 Tapping screws and remove Handle
cover.
Switch
Handle cover
Field lead wire
3. Disconnect Ring terminals from Brush holders
with a Slotted screwdriver.
4. Unscrew two 5x40 Tapping screws and remove
Field from Motor housing.
Field
Ring terminal
Note:
Tapping the edge of Motor housing
with a plastic hammer enables Field
to be removed easily.
Field
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P 6/ 8
Repair
[3] DISASSEMBLY/ASSEMBLY
[3] -3. Motor Section (cont.)
ASSEMBLING
(1) Assemble Field to Motor housing. Refer to the drawing on the middle right in Fig. 5.
Also see Fig. D-2 about the wiring of Field lead wires.
Note: Using 1R063 enables Field to be assembled easily than by hand. See Fig. 6.
Fig. 6
Field
1R063
(2) Connect Ring terminal to Brush holder using 1R370. See Fig. 7
.
Fig. 7
1R370
Ring terminal
(3) Connect field lead wires to Switch and mount Handle cover to Motor housing with four 4x18 Tapping screws.
Refer to the drawings on the top left and right in Fig. 5.
(4) Insert Armature into Motor housing. Refer to the drawing on the right in Fig. 4.
(5) Mount Flat washer 8 to the drive end of Armature's shaft. Refer to the drawing on the center in Fig. 4.
(6) Assemble Fan housing complete with four 4x35 Tapping screws. Refer to the drawing on the left in Fig. 4.
(7) Assemble Fan 110 and Fan cover. Refer to Fig. 2.
And then, set Carbon brush. Refer to Fig. 3.
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P 7/ 8
Circuit diagram
Fig. D-1
Color index of lead wires' sheath
Black
White
Blue
Brown
Lead wire (white or blue) of Power supply
cord connected to P2 terminal
Lead wire (black or brown) of Power supply
cord connected to P1 terminal
Switch
Note: Noise suppressor and Line filter are not
used for some countries.
viewed from Commutator side
Noise
suppressor
Line filter
Brush
holder A
Field
Power supply cord
Brush
holder B
Wiring diagram
Fig. D-2
Wiring of Field lead wires
1. Mount Filed to Motor housing complete as shown below.
2. Route Field lead wires through the slit
and Lead wire holder as shown below.
connected to
Switch
Field
connected to
Switch
Slit
Lead wire
holder
Field lead wires
Motor housing
complete
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P 8/ 8
Wiring diagram
Fig. D-3
Switch
Motor housing
complete
Noise suppressor
(if used)
Field
Lead wire
holder
Power supply
cord
See the drawing
on the right in Fig. D-2.
Line filter (if used)
Set Line filter with Field lead wires
between Lead wire holders.
1. Pass Field lead wires through Line filter
and wind them one turn and pass them
again as shown below.
2. Winded Filed lead wires have to be located on
the Motor housing complete side.
Motor housing complete
Line filter
Winded Field
lead wires
Field lead wires
Field side
Handle cover
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