Haskris WW3 User manual

Revision: 00
Effective Date: 17 October 2022
MANUAL
MODEL WW3 & WW4
FOR CANON MEDICAL

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Table of Contents
I. Haskris Contact Information .................................................................................4
II. Installation: Confirm MRI and Heat Exchanger Model
MRI Model......................................................................................................5
Heat Exchanger Model ....................................................................................5
III. Installation: Mounting, Clearances, Connections
Mounting........................................................................................................6
Clearances......................................................................................................7
Connections....................................................................................................8
IV. Installation: Electrical, Connection to Outdoor Chiller
Electrical ......................................................................................................11
Connection to Outdoor Chiller ........................................................................ 12
V. Installation: Filling the Reservoir
Filling the Reservoir....................................................................................... 13
VI. Installation: Final Checks
Phase Monitor............................................................................................... 14
Controller Faults ........................................................................................... 14
Pre-Startup Checklist.....................................................................................15
VII. Optional Modbus or BACnet Communication Capability
Building Management System ........................................................................16

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VIII. Startup
Phase Monitor............................................................................................... 17
ON/OFF Switch .............................................................................................18
Pump Priming ...............................................................................................19
IX. Controller Display
Main Display .................................................................................................20
Status Modes................................................................................................20
Adjusting Set Value (sv) ................................................................................21
Units of Measure........................................................................................... 21
Faults...........................................................................................................22
X. Heat Exchanger Features
City Water Backup ........................................................................................24
Local Monitoring ...........................................................................................25
XI. Maintenance
Frequency .................................................................................................... 26
Water Quality ...............................................................................................26
Electrical Inspection ......................................................................................26

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I. Haskris Contact Information
Contact Haskris with any questions about a unit and/or the information in this manual. Haskris has a
team of engineers available to answer questions, troubleshoot issues, or provide supplemental
information as needed.
Phone: [phone]
Email: [email protected] or [email protected]

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II. Installation: Confirm MRI and Heat Exchanger Model
MRI Model
Details: Confirm the MRI model. Contact Canon for assistance.
Heat Exchanger Model
Instructions: There are several different heat exchanger models for cooling Canon MRIs. Use the MRI
information to identify the appropriate heat exchanger model. These instructions include details for
the two Haskris models.
Canon MRI Model
Haskris Heat Exchanger Model
Vantage
Atlas
Titan 1.5T
WW3
Titan 3T
Galan
WW4
Orian
Fortian
Not provided by Haskris
MRI and Heat Exchanger Models

Page 6 of 26
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III. Installation: Mounting, Clearances, Connections
Mounting
•The WW is designed to be floor mounted with rear of the unit secured to a wall. Adjustable
leveling legs are included. Use of the leveling legs is optional.
•Secure to wall through wall mount brackets in two locations.
WW4 front view showing wall-mount brackets

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Clearances
•Maintain a clearance of 18” (46cm) on the sides and top for water/electrical connections and
access to the reservoir.
•Maintain a clearance of 36” (92cm) on the front for routine operation and maintenance.

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Connections
•Piping schematic below shows the plumbing connections.
•Drawings below show the location of the fluid connections on the unit.
WW / MANIFOLD
(INDOOR) SUPPLY
SUPPLY
SUPPLY
RETURN
RETURN
CITY WATER 
RETURN
DRAIN & OVERFLOW - 1"
E
H
I
G
GACC / AMP CIRCUIT
F1
MAGNET GRADIENT
COIL CIRCUIT
FLOW SWITCH
REFRIGERATOR /
COMP CIRCUIT
F2 BFP CITY
WATER
IN
JK
SUPPLY
RETURN
RF CIRCUIT
DD
SUPPLY
RETURN CUSTOMER
EQUIPMENT OR
HASKRIS OPC
HASKRIS
WW
F
WATER LOOP
CHILLED WATER /
GLYCOL LOOP
LEGEND
D = ANTI-VIBRATION JOINTS; SUPPLIED AND INSTALLED BY CUSTOMER / CONTRACTOR.
E = WW/ MANIFOLD SUPPLY SIDE BALL VALVES; SUPPLIED WITH WW / MANIFOLD.
F = FLOWMETER (40 GPM, SUPPLIED BY CUSTOMER/CONTRACTOR).
G = WW / MANIFOLD RETURN SIDE BALL VALVES; SUPPLIED WITH WW / MANIFOLD.
H = CITY WATER INLET BALL VALVE; SUPPLIED WITH WW /MANIFOLD.
I = WW / MANIFOLD DRAIN / OVERFLOW CONNECTION; DRAIN VALVE SUPPLIED WITH WW / MANIFOLD (VALVE IS INTERNAL)
J = SHUT OFF VALVE; SUPPLIED AND INSTALLED BY CUSTOMER / CONTRACTOR.
K = PRESSURE REGULATOR (70 PSI MAXIMUM) SUPPLIED AND INSTALLED BY CUSTOMER /CONTRACTOR.
F1 = FILTER SUPPLIED WITH MRI SYSTEM;INSTALLED BY CANON ENGINEER.
F2 = 100 MICRON FILTER SUPPLIED AND INSTALLED BY CUSTOMER / CONTRACTOR.
BFP = BACK FLOW PREVENTER SUPPLIED AND INSTALLED BY CUSTOMER / CONTRACTOR.
NOTE: (1) CITY WATER SHALL NOTEXCEED 55 PSI.
(2) IN THE EVENT OF POWER LOSS OR CHILLER FAILURE CITY WATER WILL PROVIDE COOLING TO THE REFRIGERATOR
COMP CIRCUITONLY. WHEN IN CITY WATER BYPASS THE DRAIN MUST BE OPEN.
(3) RF CIRCUIT IS NOT APPLICABLE TO WW3 MODEL

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WW3 side view
WW3 top view

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WW4 side view
WW4 top view