Mannhart HSL180 Installation Manual

INSTRUCTION
MANUAL

MODELS

HSL180 ML-134446

HSL180 ML-141052
HSL220 ML-134447
HSL300 ML-134448
HSL350 ML-141073
HSU440 ML-141041

701 S. RIDGE AVENUE

TROY, OHIO 45374-0001

937 332-3000

www.hobartcorp.com

F37235 Rev. F (August 2014)

TABLE OF CONTENTS

GENERAL ..............................................................................................................................................................3

INSTALLATION ......................................................................................................................................................4

Unpacking ........................................................................................................................................................4

Location ...........................................................................................................................................................4

Leveling ............................................................................................................................................................4

Electrical Connections .....................................................................................................................................4

Verify Correct Rotation .....................................................................................................................................4

OPERATION ...........................................................................................................................................................5

Controls ............................................................................................................................................................5

Using the Mixer ................................................................................................................................................6

Mixer Capacity Chart .......................................................................................................................................6

CLEANING .............................................................................................................................................................7

MAINTENANCE .....................................................................................................................................................7

Service .............................................................................................................................................................7

TROUBLESHOOTING ...........................................................................................................................................8

© HOBART, 2009

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Installation, Operation and Care of

MODEL HSL & HSU SERIES SPIRAL MIXERS

SAVE THESE INSTRUCTIONS

GENERAL

The spiral mixers are a series of high-volume dough mixers. The spiral arm rotates on a fi xed, vertical axis while the
bowl turns to provide the mixing action.

The spiral arm is powered by a heavy-duty two-speed motor. The bowl is powered by a separate motor. The operator
controls are conveniently located on the front of the machine and provide timed mixing in two speeds. Bowl size is

suitable for mixing standard quantities of fl our and ensures effi cient operation.

Fig. 1

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INSTALLATION

UNPACKING

Immediately after unpacking, check mixer for possible shipping damage. If the machine is found to be
damaged, save the packaging material and contact the carrier within 15 days of delivery.

Prior to installation, verify that the electrical service agrees with the specifi cations on the data plate located
at the rear of the machine.

LOCATION

Place the mixer in its operating location. Allow adequate space around the mixer for operation of controls
and to add ingredients to the bowl. The area above and beside the mixer should allow for the bowl guard to
be raised above the machine and for the side service panel to be opened for servicing of the machine.

LEVELING

The spiral mixer should be positioned in a reasonably level area.
feet (Fig. 1) on the front corners; then tighten the jam nuts before starting.

ELECTRICAL CONNECTIONS

Electrical and grounding connections must comply with the applicable portion of

the National Electrical Code and/or other local electrical codes.

A thru hole for 1" trade size conduit is located on the back of the mixer. Make electrical connections per
the wiring diagram located inside the electrical box on the side of the machine.

After positioning, screw down the stabilizing

ELECTRICAL DATA

Model Volts Hertz Phase Amps

HSL180 220 60 3 26.1
HSL180 400 50 3 10.8
HSL220 220 60 3 32.8
HSL300 220 60 3 32.8
HSL350 220 60 3 36.0
HSU440 220 60 3 44.2

VERIFY CORRECT ROTATION

Check the rotation of the agitator to make sure it moves in a counterclockwise direction looking down into
the bowl. If the rotation is incorrect, disconnect power supply to mixer and interchange any two of the three
ungrounded (hot) power supply lead wires. Then, verify that the rotation is correct.

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OPERATION

Moving beater and moving bowl. Keep hands, clothing, and utensils out while in

operation. Do not use without interlocked guard.

CONTROLS

Fig. 2

Description Functions Controlled

Low Speed Timer Turn dial to set time mixer will run on low speed. This speed is typically

used to blend ingredients. Range is 30 seconds to 20 minutes.

High Speed Timer Turn dial to set time mixer will run on high speed. This speed is typically

used to develop the dough. Range is 30 seconds to 20 minutes.

Manual/Automatic Mode
Selector

Bowl Direction Selector Set the direction the bowl will rotate when the mixer is running. The bowl

Low Speed Start Button Press to start the mixer in low speed.
High Speed Start Button Press to start the mixer in high speed.
Bowl Jog Button Push and hold this button to rotate bowl without turning on agitator motor.

Stop Button Push this button to stop the mixer. Turn button clockwise to release. If

Main Power Switch This switch (Fig. 1) supplies power to the control panel.

Turn to set the mixer to manual (continuous) or automatic (timed) mode.

will only run counterclockwise when on high speed.

The bowl guard must be down and in place in order to rotate the bowl.

using continuous mixing mode, mixer will stop. If using timed mixing, the
timer will go back to the original starting time; to continue mixing, press
the start button.

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