MacDon M105 Operator's Manual page 278

Boosting the Battery
A 12 volt battery can be connected in parallel (+ to +) with the windrower battery. Use heavy-duty battery cables.
CAUTION
• Gas given off by batteries is explosive. Keep sparks and flames away from batteries.
• Make last connection and first disconnection at the point furthest away from the batteries.
• Wear protective eye-wear when using a booster battery.
• Be sure everyone is clear of machine when starting engine. Start engine from operator's station only.
1. Open the engine compartment hood to the lowest
position. Refer to
Position), page 202.
2. Remove red rubber cover (A) from windrower battery
positive terminal.
3. Attach one end of battery cable to positive terminal (A)
of booster battery, and other end to positive terminal
(B) of windrower batteries.
4. Attach second cable to negative terminal (C) of
booster battery, and then to a good ground (D) on
windrower frame.
5. Turn IGNITION switch in cab as with normal startup.
6. After engine starts, disconnect cable from windrower
ground FIRST, and then disconnect the other cables.
7. Close engine compartment hood.
Closing Hood (Lower Position), page
169890
MAINTENANCE AND SERVICING
5.4.1 Opening Hood (Lower
Refer to
203.
Figure 5.124: Battery Boost Terminal
5.4.2
Figure 5.125: Boost Cable Configuration
264
Revision A