Schreiber-chillers 15medWC User Manual

REMOTE CONDENSER PIPING (NOT APPLICALBE FOR WC) There are two circuits in this chiller; therefore four pipes are required to connect the chiller and

SchreiberEngineering12111 EAST PARK STREETCERRITOS, CA 90703TITLEMATERIALFINISHSCALE:DRAWING NO.DRAWN BY:DATE:REVDO NOT SCALE DRAWING16 GA (.060 IN)C-

SchreiberEngineering12111 EAST PARK STREETCERRITOS, CA 90703TITLEMATERIALFINISHSCALE:DRAWING NO.DRAWN BY:DATE:REVDO NOT SCALE DRAWING16 GA (.060 IN)C-

SchreiberEngineering12111 EAST PARK STREETCERRITOS, CA 90703TITLEMATERIALFINISHSCALE:DRAWING NO.DRAWN BY:DATE:REVDO NOT SCALE DRAWING16 GA (.060 IN)C-

HGFEDCBA8 7 6 5 4 3 2 1HGFEDCBA8 7 6 5 4 3 2 1TITLEPHILIPS INTERCONNECTREVISED4/15/2003FILENAMEPHILIPS PIPINGINTERCONNECT.VSDDESCRIPTION8040/4040 AC/R

HGFEDCBA8 7 6 5 4 3 2 1HGFEDCBA8 7 6 5 4 3 2 1TITLE1055 CHILLED WATER DIAGRAMREVISED3/17/2003FILENAME1055_REFRIGERATION_SKID.VSDDESCRIPTIONDRAWN BYJEF

HGFEDCBA8 7 6 5 4 3 2 1HGFEDCBA8 7 6 5 4 3 2 1TITLE1055 CHILLED WATER DIAGRAMREVISED3/17/2003FILENAME1055_REFRIGERATION_SKID.VSDDESCRIPTIONDRAWN BYJEF

Models:Voltage:Options:230-460DUAL STAGE MED.Schreiber Engineering12111 Park St. Cerritos, CA 90701(562)-926-3855(562)-926-0969 FaxPhase: 3Type: Air/

START UP PROCEDURES INSTALLATION INSPECTION Visually inspect the chilled water piping system. There should be two pipe loops; 1” and 1⁄2”. The pipin

Initial Power Up NOTE: For the checkout procedure, it may be more convenient to use the remote terminal. It can be removed from the wall bracket and

SCHREIBER ENGINEERING START UP SERVICE THE FOLLOWING ITEMS MUST BE COMPLETED PRIOR TO START UP SERVICE BE SURE YOU UNDERSTAND THOROUGH THE CONTENT CON

Fans (NOT APPLICABLE FOR WATER-COOLED VERSION) The fans should be spinning CLOCKWISE if looking down on the fan. Air should be drawn for the bottom of

permanent settings are made, because they only change the display of sensor values, not setpoint values. For example, if the reservoir is at 68 F, and

OPERATION OVERVIEW OF OPERATING SEQUENCE: During normal operation, both pumps will run continuously. The Cryo-cooler pump continuously draws water fro

CHILLER SYSTEMS: CHILLED WATER CIRCUIT Cryo Compressor Pump The pump Cryo compressor pump is a positive displacement pump capable of delivering 4 GPM.

Chilled Water Reservoir The insulated chilled water reservoir inside the chiller is designed to eliminate wide swings in temperature during changing l

COMPRESSOR/EVAPORATOR SYSTEM Refer to the illustration on the next page for detail below: Each refrigeration system is mounted on a galvanized steel s

The sight glass moisture indicator is provided for charging purposes and to detect the presence of water in the refrigeration system. Thermostatic Exp

Controller Quick Reference Guide: (GENERAL)This section describes some of the common functions performed in the controller.Basic NavigationMAIN MENUU

Basic TasksEnabling/Disabling pumps and compressors:At the chiller:1. Press the PRG key2. Scroll down to the CURRENT STATUS Screen and press enter.3.

¥ Make sure you understand thorough the content contained in this manual before installation and operation of the chiller. ¥ Please follow installa

Checking Alarm HistoryAt the chiller1. Press the PRG key.2. Scroll down to the ALARM HISTORY menu and press ENTER.3. Use the UP arrow to review past a

Controller OperationThe chiller can be controlled from 2 locations; the built-in display on the controller (located inside the main chiller enclosure)

MENU TREEThe diagram below shows the hierarchy of the controller menus.Menus shown in gray are password protected.

Chiller menu descriptionsKey name in parentheses denotes the shortcut key for accessing that screen directly.MAIN MENU (MENU or PROG)CURRENT STATUS (B

Sets and displays the main temperature setpoints. DISCHARGE SETPOINT DISCHARGE: The setpoint for the chilled water reservoir. This temperature wi

automatically choose the correct rotation sequence, either forward or reverse.RUN HOURS (MAINTENCE key) Displays the run hours for each compressor, pu

DELAY: A lter on the input to prevent nuisance trips. MANUAL CONTROL (INPUT/OUTPUT key, password protected) Allows the inp

MaintenanceThis section describes routine maintenance functions that need to be performed periodically.Chilled Water SystemGlycol Solution Concentrat

SERVICE NOTE: This section is for qualied service personnel only. Procedures outlined in this section of the manual can cause personal injury or per

C:/mydoc/manual/PREVENTIVE MAINTENANCE PREVENTIVE MAINTENANCE BULLETIN PREVENTIVE MAINTENANCE • Customer or end-user is advisable

3. Stop the compressor when the suction pressure is just above vacuum.4. Disable the compressor.Compressor Removal1. Pump down system to be replace

fan speed. The band is the value around the setpoint of which controls the speed signal. If the head pressure is below the setpoint by the value of th

The range around the setpoint in which the fans run at partial speed. Above the band the fans are full speed, below the band the fans are off.Condense

TITLE1055_TERMINAL_WIRINGREVISED4/8/2003FILENAME1055_EBOX_LAYOUT.VSDDESCRIPTIONDRAWN BYJEFF JOHNSONDATE4/4/2003HGFEDCBA8 7 6 5 4 3 2 1HGFEDCBA8 7 6 5

HGFEDCBA8 7 6 5 4 3 2 1HGFEDCBA8 7 6 5 4 3 2 1TITLE1055_TERMINAL_WIRINGREVISED4/8/2003FILENAME1055_TERMINAL_WIRING.VSDDESCRIPTIONDRAWN BYJEFF JOHNSOND

HGFEDCBA8 7 6 5 4 3 2 1HGFEDCBA8 7 6 5 4 3 2 1TITLE1055_TERMINAL_WIRINGREVISED4/8/2003FILENAME1055_TERMINAL_WIRING.VSDDESCRIPTIONDRAWN BYJEFF JOHNSOND

HGFEDCBA8 7 6 5 4 3 2 1HGFEDCBA8 7 6 5 4 3 2 1TITLE1055_TERMINAL_WIRINGREVISED4/8/2003FILENAME1055_TERMINAL_WIRING.VSDDESCRIPTIONDRAWN BYJEFF JOHNSOND

Factory default setting For PCO2 Controller: (1055AC/WC and 15MED) Under Main Menu CURRENT STATUS CURRENT ALARMS USER SETTINGS RUN HOURS FACTOR

Setpoints – The customer can change this setting based on their requirement. Temp Rise: 10.0 0F Hist: 01.0 0F High Temp Alarm –

Minimum Off: 010 s Fan Control – Head Pressure Control Setp: 190 Band: 030 Vspeed: ENABLE / DISABLE Min Freq: 030 Max: 060 Condens

OVERVIEW The Schreiber Medical Chillers are designed to supply constant chilled water to an Intera MRI system or other scanning system that requires

Current: Discharge temperature current reading Offset: 00.0 Offset value Return Temp #1 Current: Discharge temperature current reading Offs

Float switch Enabled: Yes Current: Closed Delay Alarm if: Open 01 s Remote ON/OFF Enabled: Yes Current Closed Delay Alarm if: Open

Digital Output #2 Control State: AUTO /MANUAL Input State: Closed / OPEN Compressor #1 Status Digital Output #3 Control State: AUTO

Input State: :0000 – manually input values Return Temperature 2 Analog Output #1 Control State : AUTO / MANUAL Input State: :0000 – ma

Setting point: In this example, we ignore HIST. setting Discharge: 47 0F Temp rise: 10 0F Water temperature reading: Discharge: 60 0F Re

TROUBLE SHOOTING ALARM CONDITIONS POSSIBLE CAUSES CHECKS & REPAIR Low Pressure Circ. #1 or #2 Low in Gas due to leak Liquid line sol. Valve

Lose of Water Circ. #1 or #2 Bad pump Bad Flow Switch Restricted Water Return *Measure amp draw U physically check pump condition. *Measure te

PRODUCT FEATURES CONSTRUCTION The chiller is built on a tubular steel base frame; with a 16 gauge powder coated steel cabinet. Components are intern

CONTROLS The chiller enclosure is a single enclosure with two compartments. The upper section houses the controller and pilot lamps. The lower sectio

PLANNING DATA Chiller Installation The chiller and condenser should be installed on a level surface or sub base. Vibration isolation is not provided

NETWORK REQURIMENT: Some chillers may be shipped with optional modem or TCP/IP connection. A phone line and number is required for the modem, and a p