BEP MARINCO 771-S-EZ Quick Start Manual Download Page 2

EZ Mount Installation (Surface Mount Only)

1.  Disconnect battery positive leads at the batteries for safety

2.  Choose mounting location on a flat surface close to the 

 

batteries 

3. 

Select pan head (or similar) screws for mounting - use either 

M5 or 10g imperial (not included) 

4.  With Actuator removed, use the switch base as a mounting 

template to mark the hole positions. (See separate  
instructions for Actuator removal/fitting)

5. 

Drill holes and screw switch base into position 

6.  Connect cables to studs ensuring that batteries and loads are 

 

correctly fitted 

7. 

Ensure cables are secured to ISO/ABYC standards, and that 

cables are supported so they are not placing unnecessary 
strain on the battery switch studs

8.  Check that spring washers are fitted beneath nuts 

9. 

Tighten the stud nuts to 13.5 Nm (10 lbf) 

10.  Slot the side panel(s) into the Actuator as required 
11.  Replace Actuator, ensuring that both switch base and  

Actuator are both in their “OFF” positions 

12.  Lock the Actuator fastening screws 
13.  With switch in “OFF” position connect battery positive leads 

at battery 

14. 

Check switch operation

Check switch operation:

a. Loads have no voltage in “OFF” position
b. Loads have voltage from battery 1 in “1 ON” position
c. Loads have voltage from battery 2 in “2 ON” position
d. All connections are paralleled in “1&2” position 

Fit Actuator at 

0, 90, 180, or 
270 degrees  
to suit cabling

ON

ON

1&2

1

2

OFF

ON

ON

1&2

1

2

OFF

ON

ON

1&2

1

2

OFF

ON

ON

1&2

1

2

OFF

Off Position For
Switch Base, When
Arrow On Shaft
Points At "OFF"

Always remove &

replace Actuator with
knob in the "OFF"
position

OFF

ON

ON

1&2

1

2

Replacement of Actuator (always remove, and replace the 
Actuator with knob in the “OFF” position)

1. 

Check that switch contact shaft (on base) hasn’t been rotated, and 
that arrow on base shaft is pointing towards “OFF” engraving

2.  Ensure that that light grey fastening screws are in the “unlocked” 

position

3.  Ensure that Actuator knob is rotated to the “OFF” position

4. 

Note that Actuator can be fitted at any position 0/90/180/270 to suit 

electrical cabling

5. 

Replace Actuator 

97.8 [3.85]

15.6 [0.61]

76.9 [3.03]

92.5 [3.64]

62.4 [2.46]

30.1 [1.19]

27.5 [1.08]

97.8 [3.85]

97.8 [3.85]

76.2 [3.00]

76.2 [3.00]

5.5 [0.22]

Dimensions:

Removal of Actuator (always remove, and replace the 
Actuator with knob in the “OFF” position):

1. 

Ensure knob is on “OFF” position

2.  Undo light grey fastening screws by rotating 45 degrees 

 

anticlockwise

3. 

Remove Actuator

UNLOCKED

LOCKED

ON

ON

1&2

1

2

OFF

Surface 
EZ-Mount

Rear
Panel
Mount

Front
Panel
Mount

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