Baxter ML-132580 Manuale utente

Baxter Mfg, a Division of ITW FEG, LLC • 19220 State Route 162 East • Orting, WA 98360-9236

Phone: (360) 893-5554 • Fax: (360) 893-1337

www.baxtermfg.com

Model Number: ___________

Serial Number: ___________

Date of Installation: ___________

Operator & Installation

Manual

WATER METERS

WM600 ML-132580

WM600C ML-132580

FORM 36817 Rev. B (October 2022)

– 2 –

©BAXTER MFG, 2022

TABLE OF CONTENTS

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

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

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

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

Wall Mounting .................................................................................................................................. 4

Installation Codes and Standards.................................................................................................... 5

Electrical Connections ..................................................................................................................... 5

Water Supply ................................................................................................................................... 7

Drain Connections ........................................................................................................................... 7

Plumbing Connections..................................................................................................................... 8

Assembly ....................................................................................................................................... 10

Setting Water Pressure.................................................................................................................. 10

OPERATION .......................................................................................................................................11

Environmental Conditions...............................................................................................................11

Controls ..........................................................................................................................................11

Before First Use............................................................................................................................. 13

Using the WM600/WM600C Water Meter ..................................................................................... 14

Using the Temperature Probe........................................................................................................ 15

Flush Time ..................................................................................................................................... 16

Shutdown....................................................................................................................................... 16

CLEANING ......................................................................................................................................... 17

MAINTENANCE................................................................................................................................. 18

Service and Parts Information ....................................................................................................... 18

Calibration Check .......................................................................................................................... 18

Operating Parameter Setup........................................................................................................... 22

TROUBLESHOOTING ...................................................................................................................... 24

– 3 –

INSTALLATION, OPERATION AND CARE OF

BAXTER MODEL WM600 & WM600C WATER METER

SAVE THESE INSTRUCTIONS

GENERAL

The WM600 & WM600C Water Meter is a microcomputer-controlled water delivery system that enables

you to accurately control the water requirements for your baking needs. Through the proper control of

water temperature and volume, the water meter will help you gain uniform baking results and maximum

productivity.

Baxter Water Meters are produced with quality workmanship and material. Proper installation, usage and

maintenance of your water meter will result in many years of satisfactory performance.

It is suggested that you thoroughly read this entire manual and carefully follow all of the instructions provided.

– 4 –

INSTALLATION

The water meter requires separate hot and cold supply lines. Each line should have a manual shuto󰀨 valve

(not supplied) at the water meter for servicing and shutdown. Before installing, verify that the electrical

service agrees with the specications on the data plate located on the left panel of the water meter. If the

supply and equipment requirements do not agree, do not proceed with the installation. Contact your local

authorized service o󰀩ce immediately.

UNPACKING

This water meter was inspected before leaving the factory. The transportation company assumes full

responsibility for safe delivery upon acceptance of the shipment. Immediately after unpacking, check for

possible shipping damage. If the water meter is found to be damaged, save the packaging material and

contact the carrier within 15 days of delivery.

LOCATION

Before nalizing location, make sure that consideration has been given for water supply, draining, electrical

outlets and service clearances.

WALL MOUNTING

The water meter has a detachable base for wall mounting. It is secured by a machine screw located on

the bottom panel.

1. With the water meter lying at, control face up, remove the machine screw and angle holddown.

2. Slide the water meter forward and set aside.

3. Position the base on the wall and level left-to-right using a carpenter’s level.

4. Mark the position and hole location.

5. Mount the base to the wall using the appropriate mounting fasteners.

6. Slide the water meter, with the control panel facing up, downward onto the base. Make sure the

horizontal groove on the back of the water meter is lined up with the top edge of the base.

7. Secure water meter to the base with the machine screw and angle holddown.

8. Check to make sure the water meter is level.

– 5 –

INSTALLATION CODES AND STANDARDS

The water meter must be installed in accordance with:

In the United States of America:

1. State and local codes.

2. National Electrical Code, ANSI/NFPA-70 (latest edition). Copies may be obtained from The National

Fire Protection Association, Batterymarch Park, Quincy, MA 02169.

In Canada:

1. Local codes.

2. Canadian Electric Code, CSA C22.1 (latest edition). Copies may be obtained from The Canadian

StandardAssociation, 178 Rexdale Blvd., Etobicoke, Ontario, Canada M9W 1R3. (electric equipment)

In Europe:

1. Local codes.

ELECTRICAL CONNECTIONS

Electrical and grounding connections must comply with the applicable portions of

the national electrical code and/or other local electrical codes.

Appliances equipped with a exible electric supply cord are provided with a

three-prong grounding plug. This plug must be connected into a properly grounded three-prong

receptacle. If the receptacle is not the proper grounding type, contact an electrician. Do not remove

the grounding prong from this plug.

Electrical data is located on the left panel as you face the water meter. Route the power cord safely out

of the way of other equipment, personnel and moisture.

If the equipment is used in a manner not specied by the manufacturer, the protection provided by the

equipment may be impaired.

Model

Electrical Option

US Europe Auxiliary Relay Rating

WM600 WM600C

Volts 120 230/250 120/240

Hertz 60 50/60 Single Phase

Amp 0.5 1.4/1.3 7 Max.

– 6 –

Units with 120VAC Power Supply

• Replace any UL listed fast-acting 0.5A/250VAC

fuse inside the water meter if fuse is blown.

Units with 230VAC/250VAC Power Supply

• For 230VAC/250VAC operation, replace any

UL listed fast-acting 3A/600V fuse inside the

junction box if fuse is blown.

Input power line and branch circuit protection will be

provided and wired by customer. Refer to Fig. 1 for

240V junction box wiring diagram.

NOTE: It is recommended that a switch or circuit breaker

(marked as the connecting device) is located near the

equipment and within easy reach of the operator.

Fig. 2

Fig. 1

Water Chiller Option

If water chiller is pump-driven, connect the chiller to the water meter as described in the steps below.

Connection to the water chiller circuit should be done by a qualied electrician or service technician. The

auxiliary switch is located in the top-mounted junction box.

Disconnect the electrical power to the machine and follow lockout / tagout

procedures.

1. Verify that the water chiller circuit does not exceed the

auxiliary relay rating.

2. Remove the junction box cover screws, cover and gasket.

3. Connect water chiller and meter per Fig. 2.

4. Install the junction box gasket and cover. Secure with

the previously removed junction box screws.

5. Connect power to the meter. While test is owing, verify

that the water chiller pump motor is running in the proper

direction.

– 7 –

WATER SUPPLY

The water meter requires separate hot and cold supply lines. A manual shuto󰀨 valve (not supplied) should

be installed on each supply line at the water meter to accommodate servicing and shutdown.

• HOT WATER INLET TEMPERATURE: 140°F (60°C) recommended.

• HOT AND COLD WATER FLOWING PRESSURE: 30 psi (207 kPa) minimum.

• WATER HARDNESS: 4 to 6 grains per gallon (0.7 to 1.0 grains per liter) is recommended.

DRAIN CONNECTIONS (FIG. 3)

The water meter should be located near a sink for the bypass line to drain into while test owing or when

water is adjusting to a set temperature.

For water meters equipped with a water chiller and with a water reservoir, a bypass return line should be

connected back to the water chiller reservoir.

WATER METER AND HAND SINK SETUP

NOTE: The hot and cold water supply lines can vary in location.

Fig. 3

– 8 –

PLUMBING CONNECTIONS

Water and waste piping and connections shall comply with the International Plumbing Code 2003,

International Code Council (ICC), or to the Uniform Plumbing Code 2003, International Association of

Plumbing and Mechanical O󰀩cials (IAPMO).

Plumbing connections must comply with applicable sanitary, safety and plumbing

codes and provide adequate backow protection to comply with applicable federal, state and local

codes.

Connection to the water supply should be done by a qualied plumber or service technician.

Make sure the water lines are thoroughly ushed out before connecting to the water meter. This ushout

is necessary to remove all foreign matter, such as chips (resulting from cutting or threading of pipes), pipe

joint compound from the lines or, if soldered ttings are used, bits of solder or cuttings from the tubing.

Debris, if not removed, may lodge in the valves and render them inoperative.

Manual valves or solenoid valves damaged by foreign matter, and any expenses resulting from this damage,

may not be covered under warranty.

Water Chiller Option

1. Connect the water meter cold water supply tubing to the water chiller pump outlet tubing (Fig. 4).

2. Connect the bypass line (supplied) from the water chiller tank to the test ow bypass port on the

bottom of the water meter (Fig. 4). Use the bypass line hose ttings (supplied).

3. If not provided, drill a 1 1/32” (26.2 mm) hole through the lid of the water chiller tank, and install the

bypass line hose tting and nut (supplied).

WATER METER WITH OPTIONAL WATER CHILLER AND PLUMBING CONNECTIONS

NOTE: The Hot and Cold Water Supply lines can vary in location.

Fig. 4

PL-57354

Cold Water

Supply Line

Hot Water

Supply Line

120 VAC

J-Box (230/250 VAC)

Test Flow

Discharge Line

Pump

Water Chiller Reservoir or Sink

– 9 –

WATER METER WITH PLUMBING CONNECTIONS

PL-57355

Cold Water

Supply Line

Hot Water

Supply Line

Power Cord

(120 VAC Supply)

Junction

Box

Dispenser

Hose

Dispenser

Hose Hook

Vacuum

Breaker

Hand Held

Temperature Probe

Test Flow

Discharge Line

Union

Connector

90 Elbow

Shutoff Valve

(Not Supplied)

T-Fitting with

Pressure Gauge

(Set to 30 PSIG)

Dual Check

Valve

Y-Strainer

Pressure

Regulator

NOTE: The Hot and Cold Water Supply lines can vary in location.

Fig. 5

– 10 –

ASSEMBLY

The water meter is supplied with external ttings/components that must be assembled before the water

supply is connected.

Qty. FITTING/COMPONENTS Qty. FITTING/COMPONENTS

2 Pressure Regulator 2 Dual Check Valve

2 90 Degree Elbow 1 Vacuum Breaker

1 Dispenser Hose 2 T-Fitting With Pressure Gauge

2 Y-Strainer 1 Hand Held Temperature Probe

1 20" Bypass Line Hose and Fittings

(For water chiller option only. See Fig. 4 under Plumbing Connections.)

• Assemble the ttings to the water meter as shown in Fig. 5. Use teon tape or pipe joint compound

when assembling.

• The union connection on the water meter has a at doughnut gasket. Make sure the gasket is in

place before connecting any ttings.

• Plug the hand held temperature probe into the end of the exible cable attached to the bottom

panel of the meter.

SETTING WATER PRESSURE

For the water meter to operate properly, the water pressure should be set at 30 psi (207 kPa) on each

regulator while it is operating at 125°F (52°C). See Operation on the following pages for a description of

the control panel.

1. Press CHANGE UNITS to select English or Metric units. (If the CHANGE UNITS key is locked, see

Locking and Unlocking the Change Units.)

2. Press SET TEMP and enter 125°F (52°C) on the numeric key pad. The water temperature value is

displayed in the WATER TEMPERATURE window.

3. Hook the dispensing hose over the rim of a sink or drain.

4. Press SET AMOUNT and enter 20 lbs 00 oz.

5. Press START. The water begins dispensing from the bypass line. The actual water temperature of

the owing water is displayed in the WATER TEMPERATURE window.

6. Allow the owing water temperature to reach 125°F (52°C) and switch over to delivery.

7. Adjust both hot and cold water regulators until the pressure gauges read 30 psi (207 kPa).

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