Echo CH8670H Instruction v.5

Instructions

WARNING

SUBJECT: PLUS 1 UPGRADE KIT FOR

8 INCH DOMESTIC (PN 76172-00) AND

Before inspecting or servicing any part of this machine,
shut off power source, remove key, disconnect the
battery cables and make sure all moving parts have
come to a complete stop.

EUROPEAN (PN 76110-00) CHIPPERS

FITS MODELS: 8" CHIPPERS

These instructions will describe how to remove the Smart

CH8670H (76824) AND CH8993H

Relay and install the Plus 1 controller.

(76835)

CONFIRM KILL SWITCH WAS REWIRED

Before installing the Plus 1 controller, confirm that the kill switch has been correctly rewired as described in Service
Bulletin 07-007 (see http://bearcatproducts.com/).

REMOVE SNUBBER HARNESS IF ONE WAS INSTALLED

The Plus 1 Controller will not work if a snubber harness was previously installed on your chipper. To check this, look at
the valve assembly (pictured below).

If your valve assembly looks like the one pictured below• , a snubber harness was not installed on your machine
and you may procede with Plus 1 installation.

If your valve assembly does not look like the one pictured below• because a snubber harness was connected in
the places shown by arrows, you must unplug the connectors, remove the snubber harness, and plug the connectors
back in so that your valve assembly looks like the one shown below.

PN 76111-00

Rev. 051710

INSTALL PLUS 1 CONTROLLER

RUBBER
BUMPERS

1-1/4”

HEX BOLT

2-1/4”

HEX BOLT

PLUS 1

CONTROLLER

CONTROLLER

ENCLOSURE

CIRCUIT
BREAKER

TRI-COLOR
LED

Install the tri-colored LED in the lower left hole of the controller enclosure by unscrewing the LED hex nut, pushing 1.
the LED into the enclosure from the front, and securing it with the hex nut.

Bolt the Plus 1 controller into the controller enclosure as shown below with four (4) rubber bumpers (two behind the 2.
controller and two on top).

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Instruction Sheet

Unbolt the Smart Relay box and remove it from the chipper feed roller tower.3.

Remove the Philips screws and nuts.4.

Transfer the circuit breaker button (see above) and wires connected to it from the Smart Relay box to the right lower 5.
hole in the Plus 1 controller enclosure.

Instruction Sheet

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