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Part No. 90-0123-00

Libertycombi.p65 11/05/99

DC WiringDC Wiring

DC Wiring

DC wiring is generally very simple, the

positive (+, may be red for identification) and

negative (-, may be black or yellow for

identification) cables from the inverter/charger

terminal posts are connected to the house or

auxiliary battery. Connection to the engine

starter battery is not recommended.

High current will pass through the DC

wiring. All wires must be properly sized and

all connections clean and tight. It is

recommended that the battery cable length

does not exceed 10 feet.

Battery cables should be connected to the

inverter/charger before any connections are

made to the battery. Follow the battery

hardware stackup diagram.

• Remove the negative (-) battery cable

cover from the unit and attach the battery

cable. T ighten the battery terminal bolts to a

torque value between 160 inch-pounds and

180 inch--pounds. Replace the cover for the

negative terminal before removing the cover for

the positive terminal.

INSTINST

INST

ALLAALLA

ALLA

TIONTION

TION

Ground Fault Circult InterruptersGround Fault Circult Interrupters

Ground Fault Circult Interrupters

To conform to NEC regulations, certain

branch circuits must be equipped with a

Ground Fault Circuit Interrupter (GFCI). Please

consult the code or a qualified electrician for

details. Any such branch circuits must be

protected by a brand rated circuit breaker

consistent with the GFCI rating. Underwriters

Laboratories has tested the following GFCI,

and its use is recommended. Receptacle

Type:

Pass & SeymourPass & Seymour

Pass & Seymour

Catalog Number 1591Catalog Number 1591

Catalog Number 1591

Rated: 15 Rated: 15

Rated: 15

Amps at 120 VAmps at 120 V

Amps at 120 V

olts olts

olts

ACAC

Remote Control WiringRemote Control Wiring

Remote Control Wiring

If installing a remote panel, route the

remote cable and connect to the Remote jack

on the front of the unit. Refer to the Remote

Control Panel or Link Owner ’s Manual for more

information.

TSC TTSC T

TSC T

emperature Sensoremperature Sensor

emperature Sensor

If installing the TSC (Temperature

Sensitive Charging) sensor, connect the ring

terminal end to the positive battery post,

complete the routing of the RJ11 cable (15 feet

supplied) and connect the plug end to the TSC

jack on the front of the unit

Freedom Inverter/Chargers are not protected against DC reverse polarity. Be very careful to connect the

negative and positive cables correctly or damage will result and the warranty will be void.

ARNINGARNING

ARNING

BoltBolt

Bolt

Lock WasherLock Washer

Lock Washer

Flat WasherFlat Washer

Flat Washer

Battery CableBattery Cable

Battery Cable

Battery CableBattery Cable

Battery Cable

Hardware StackupHardware Stackup

Hardware Stackup

DiagramDiagram

Diagram

CAUTION Improper stackup may result inCAUTION Improper stackup may result in

CAUTION Improper stackup may result in

excessive heat and damage to the unit.excessive heat and damage to the unit.

excessive heat and damage to the unit.

Inverter/ChargerInverter/Charger

Inverter/Charger

RJ1RJ1

RJ1

1 Cable1 Cable

1 Cable

Freedom 20 shown.Freedom 20 shown.

Freedom 20 shown.

BatteryBattery

Battery

TSC JackTSC Jack

TSC Jack

Brand	Heart Interface
Model	20D
Category	Battery Charger
Language	English

Heart Interface 20D User Manual

Table of Contents

Questions and Answers:

Heart Interface 20D Specifications

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