Battery Information - Mercury 135 Optimax Operation And Maintenance Manual

IMPORTANT: Read the safety and maintenance instructions which accompany your battery.
1. Turn off the engine before servicing the battery.
2. Add water as necessary to keep the battery full.
3. Make sure the battery is secure against movement.
4. Battery cable terminals should be clean, tight, and correctly installed. Positive to positive and negative to
negative.
5. Make sure the battery is equipped with a nonconductive shield to prevent accidental shorting of battery
terminals.

Battery Information

Hex nuts must be used to secure battery leads to battery posts to avoid loss of electrical power.
Do not use deep cycle batteries. Engines must use a marine starting battery with 1000 MCA, 800 CCA or 180 Ah.
When connecting engine battery, hex nuts must be used to secure battery leads to battery posts. Torque nuts to
specifications.
Description
Hex nuts
IMPORTANT: Battery cable size and length is critical. Refer to engine installation manual for size requirements.
Decal needs to be placed on or near battery box for future service reference. One 5/16 in. and one 3/8 in. hex nut
are supplied per battery for wing nut replacement. Metric hex nuts are not supplied.
MAINTENANCE
CAUTION
!
NOTICE - DTS & Optimax Engines
DO NOT USE DEEP CYCLE BATTERIES!
DTS (Digital Throttle and Shift) applications and
Optimax engines must use a marine starting
battery with 1000 MCA, 800 CCA, or 180 Ah.
rating.
IMPORTANT:
Battery cable size and length is critical. Refer to
engine installation manual for size requirements.
Place decal on or near battery box for future service
reference. 5/16" and 3/8" hex nuts supplied for
wing nut replacement. Metric hex nuts not supplied.
Nm lb. in.
13.5 120
13.5Nm (120 lbs. in.)
DO NOT
USE WING
NUTS.
37-895387
42
lb. ft.
3486