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Makita Maktec DC1851 Technical Documentation

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T
ECHNICAL INFORMATION
Model No.
Description
C
ONCEPT AND MAIN APPLICATIONS
Model DC1851 is a maktec charger developed specially for
charging new slide-style Li-ion batteries.
New maktec Li-ion batteries model L1451 (14.4V-1.1Ah)
and model L1851 (18V-1.1Ah) can be charged approximately
in 60 minutes. Also, the Makita brand Li-ion batteries designed
with the same concept, model BL1411G (14.4V-1.1Ah) and
model BL1811G (18V-1.1Ah) can be charged.
In order to achieve a cost-competitive advantage, this charger
is not equipped with:
• Optimum Charging System
• Forced air-cooling system
Also note that it is not compatible with:
• ADP01 Interchangeable adapter
• ADP02 Refreshing adapter
• ADP03 Automatic refreshing adapter
• ADP04 Interchangeable adapter
S
pecification
Voltage (V)
110 - 120
100 - 240
220 - 240
Output voltage
Output current
Charging time*
Protection against electric shock
Power supply cord: m (ft)
Weight according to
EPTA-Procedure 01/2003:
*The charging time may depend on various conditions such as room temperature,
the condition of battery, etc.
S
tandard equipment
No
O
ptional accessories
No
DC1851
Charger
Current (A)
Cycle (Hz)
50/60
50/60
50/60
Double insulation/ Grounding
kg (lbs)
Continuous Rating (W)
Input
41
41
41
DC 14.4 - 18V
DC 1.65 - 1.1A
approx. 60 min.
2.0 (6.6)
0.35 (0.77)
PRODUCT
L
Dimensions: mm (")
Length (L)
150 (5-7/8)
Width (W)
100 (3-15/16)
Height (H)
65 (2-9/16)
Standby power (W)
Output
P 1/ 5
H
W
0.3
0.3
0.3

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Summary of Contents for Makita Maktec DC1851

  • Page 1 Li-ion batteries. New maktec Li-ion batteries model L1451 (14.4V-1.1Ah) and model L1851 (18V-1.1Ah) can be charged approximately in 60 minutes. Also, the Makita brand Li-ion batteries designed with the same concept, model BL1411G (14.4V-1.1Ah) and model BL1811G (18V-1.1Ah) can be charged.
  • Page 2 P 2/ 5 epair CAUTION: Disconnect the charger from the power source for safety before repair/ maintenance! DC1851 has two different kinds of specifications. Distinguish them by name plate “DC1851” and “DC1851 U” and follow each insturction. Do not use the different parts in repair.
  • Page 3 P 3/ 5 epair [1] DISASSEMBLY/ASSEMBLY FOR DC1851 [1] -1. Terminal unit and Charger case complete (cont.) ASSEMBLING Assemble Charger case cover and Charger case complete as drawn in Fig. 3. Fig. 3 1. Set Connector on Charging circuit as drawn below. 2.
  • Page 4 P 4/ 5 epair [2] DISASSEMBLY/ASSEMBLY FOR DC1851 U [2]-1. Terminal unit and Charger case complete DISASSEMBLING Important: After disconnecting the charger from the power source, wait more than 5 minutes before repairing work. Replace Charger case complete.as drawn in Figs. 5 and 6. Fig.
  • Page 5 P 5/ 5 epair [2] DISASSEMBLY/ASSEMBLY FOR DC1851 U [2] -2. Replacing Varistor and Fuse Neither Varistor nor Fuse is supplied for the repair. When they have damages, replace Charging circuit with a new one.