Karma 622 Service Manual

MODEL 622

LIQUID COFFEE DISPENSER

For use with shelf stable liquid coffee

GENERAL DESCRIPTION

This model 622 - two flavor dispenser is designed for use with liquid concen­trate of various ratios (80:1-5:1). The model 622 uses peristaltic pumps to
deliver the coffee concentrate and vend valves that deliver the water. The dis­pense ratio is 1 to 1.5 ounces per second. The dispensers efficient hot water
tank produces portion sizes up to 60 ounces from cold water lines. If high vol­umes are needed, a hot water line connection can be made, or the dispenser
can be connected to 240v.

MODEL 622

SPECIFICATIONS

DIMENSIONS:

Overall 9⁄” W x 26”D x 28 ⁄”H

CONSTRUCTION:

All Stainless Steel Cabinetry

ELECTRICAL:

115 V 50/60 HZ 12amps or 208/240 V 50/60 HZ
12 amps @ 240V

PLUMBING:

1/4” Waterline Filters

WATER RESERVOIR:

1 3/4 Gallons

DISPENSE SPOUTS:

2 independent mechanism for product

1 spout for hot water (center)

OPERATION:

Timed for each flavor

DISPENSE RATE:

1.5 ounces per second

PRODUCT COMPARTMENT SIZE:

8”H x 8”W x 9”D

SHIPPING WEIGHT:

68 lbs.

P.O. Box 433
Watertown, WI 53094 USA
920-261-1424
800-558-9565
Fax [phone]
800-257-6806
Internet Web Page
http://www.karma-inc.com
E-mail - [e-mail]

Producers of dependable dispensing equipment

for the food and beverage industries.

KARMA dispensers are covered by one or more U.S. patents and applications and corresponding foreign patents and applications.

CAUTION: THE HOT WATER IN WATER
TANK CAN CAUSE SEVERE BURNS. WHEN
SERVICING OR CLEANING DO NOT TIP
OR MOVE MACHINE CAUSING WATER
TO SPILL.

DO NOT ATTEMPT TO REPAIR, ADJUST
OR REPLACE COMPONENTS WITHOUT
UNPLUGGING ELECTRICAL CORD.

CAUTION: WATER PIPE CONNECTIONS AND FIXTURES DIRECTLY CONNECTED TO A
PORTABLE WATER SUPPLY SHALL BE SIZED, INSTALLED AND MAINTAINED ACCORDING
TO FEDERAL, STATE, AND LOCAL LAWS.

TABLE OF CONTENTS

Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

Start Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2

Timer Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3

Calibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

Trouble Shooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Exploded Drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-12

Schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13

Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14

1

16

INSTALLATION

1. Connect a 1/4” waterline from a filtered source that provides a minimum flow rate of 1 GPM.

2. The electrical connection on the 115 V model requires a minimum 15 amp outlet for the line cord to be plugged into.

3. To connect this machine to 240V, cut the current plug off and replace with 240V plug or hard wire. Hook black and red
wires to “HOT”, white wire to neutral and green wire to ground.

- NOTES -

OPTIONAL

STEP SIDE

WARMER

FIG. 1

WATERLINE

CONNECTION