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Hubbell BWXSS-3775 Installation, Operation And Maintenance Manual

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INSTALLATION, OPERATION, &
MAINTENANCE MANUAL
Hubbell BWXSS-3775
Hubbell Water Heaters
P.O. Box 288
Stratford, CT 06615
Phone: (203) 378-2659
Fax: (203) 378-3593

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  • Page 1 INSTALLATION, OPERATION, & MAINTENANCE MANUAL Hubbell BWXSS-3775 Hubbell Water Heaters P.O. Box 288 Stratford, CT 06615 Phone: (203) 378-2659 Fax: (203) 378-3593...
  • Page 2 7. If unit is painted or insulated on the job site, care should be taken not to paint or insulate over the nameplate or other component markings. 8. If the unit is furnished with an air or electric control valve, see enclosed Hubbell drawings for required connections. (See enclosed operation and maintenance manuals for specific valves) 9.
  • Page 3 If unit has a safety system, set hi-limit thermostat to desired temperature. (This thermostat must be set at a higher temperature that the operating thermostat or the unit will never reach the desired temperature) Refer to the enclosed Hubbell piping and wiring drawings.
  • Page 4 The Brazed Plate Heat Exchanger is self-cleaning. The high turbulence on the plates prevents or minimizes blockages in the heat exchanger. Hubbell BWXSS-3775 are equipped with an integral circulator. This circulator should be serviced per the enclosed pump O&M manual.
  • Page 5 UDC 1200 Quick start instructions: General: There are 3 levels of controller menus. Operator (Optr), setup (SETp) and configuration (Conf). The operator mode displays the set point and current temperature. It also allows set point adjustment and manual operation of the control output. This is the normal display level.
  • Page 6 -DIN Controller & Indicator Manual DC120177141000 DIN Controller and Indicator...
  • Page 7 UDC 1200 Quick start instructions: General: There are 3 levels of controller menus. Operator (Optr), setup (SETp) and configuration (Conf). The operator mode displays the set point and current temperature. It also allows set point adjustment and manual operation of the control output. This is the normal display level.

  • Page 8: Table Of Contents

    HONEYWELL UDC1200 MICRO-PRO HONEYWELL UDC1200 MICRO-PRO Universal Digital Controller Start-Up Guide 1. Mounting Page 2 2. Wiring Page 2 3. Select Mode Page 3 4. Configuration Mode Page 3 5. Setup Mode Page 6 6. Operator Mode Page 7 7. Automatic Tuning Mode Page 8 8.

  • Page 9: Mounting

    HONEYWELL UDC1200 MICRO-PRO Universal Digital Controller CAUTION: Installation and configuration should be performed only by personnel who are technically competent to do so. Local Regulations regarding electrical installation & safety must be observed. 1. INSTALLATION Panel-Mounting Panel-Mounting The mounting panel must be rigid and may be up to 6.0mm (0.25 inches) thick. The cut-out required for the instrument is The mounting panel must be rigid and may be up to 6.0mm (0.25 inches) thick.

  • Page 10: Select Mode

    3. SELECT MODE Select mode is used to access the configuration and operation menu functions. It can be accessed at any time by holding down and pressing Once in select mode, press to select the required mode. An unlock code is required to prevent unauthorised entry to Configuration, Setup &...
  • Page 11 Parameter Lower Upper Adjustment range Default Display Display Primary Output 3.*' Reverse Acting Control Action Direct Acting ' ):$ ):$ Alarm 1Type Process High Alarm Process Low Alarm Deviation Alarm Band Alarm No alarm High Alm 1 value* )? Range Max. Range Min.
  • Page 12 Parameter Lower Upper Adjustment range Default Display Display Retransmit Output 1 + $ -1999 to 9999 (display value at which output will Range Scale maximum be maximum) Retransmit Output 1 + ' -1999 to 9999 (display value at which output will Range Scale minimum be minimum)

  • Page 13: Setup Mode

    5. SETUP MODE Note: Configuration must be completed before adjusting Setup parameters. First select Setup mode from Select mode (refer to section 3). While in Setup Mode is lit. Press to scroll through the parameters, then press to set the required value. To exit from Setup mode, hold down and press , to return to Select mode.

  • Page 14: Operator Mode

    6. OPERATOR MODE This mode is entered at power on. It can also be accessed from Select mode (see section 3). Note: All configuration mode and Setup mode parameters must be set as required before starting normal operations. Press to scroll through the parameters, then press to set the required value.

  • Page 15: Automatic Tuning Mode

    7. AUTOMATIC TUNING MODE First select Automatic tuning mode from Select mode (refer to section 3). Press to scroll through the modes, then press to set the required value. To exit from Automatic tuning mode, hold down and press to return to Select mode. Pre-tune is a single-shot routine and is thus self-disengaging when complete.

  • Page 16: Installing Option Modules

    9. Installing Option Modules Installing Option Modules CAUTION: Turn off all power. Remove instrument by gripping the sides of the front panel and pulling the instrument out of its housing. Note its orientation. To access modules 1 or A, first detach the PSU and CPU boards from the front moulding by lifting first the upper, and then lower mounting struts.

  • Page 17: Error Fault Indications

    10. ERROR/FAULT INDICATIONS Parameter Upper Lower Description Display Display Instrument Configuration & Setup required. Seen at parameters are first turn on or if hardware configuration in default changed. 3 C" conditions Press to enter the Configuration Mode, next press to enter the unlock code number, then press proceed.
  • Page 18 9. CIP Cleaning In some working situations the fouling risk is high, e.g. by hard water and high temperatures. It is always Installation and possible to clean a heat exchanger by circulating a cleaning liquid with a weak acid CIP (Cleaning In Place). Use a detergent with a weak acid, 5% phosphorus, or 5% oxalic acid if the heat exchanger is cleaned regularly.
  • Page 19 Sondex Brazed Heat Exchangers 3. Brazed Connections Thank you for choosing a Sondex product. Before you start using your new heat exchanger we recommend The soldering temperature of a copper brazed heat exchanger must never exceed 800°C, as the structure that you read this installation and maintenance instruction thoroughly and adhere to the recommenda- of the copper brazing will change and result in an internal or external leakage on the connection.
  • Page 20 Technical Instructions Document No. CA1N4455E-P25 May 8, 2009 SIEMENS VALVE, 2.50" FLG,125#,3WAY,W/ MAGNETIC ACTUATOR # MXF461.65-50V MXG461…U, MXF461…U Series Modulating Control Valves with Magnetic Actuators MXG461…U MXF461…U Description Mixing or straight-through valves with magnetic actuators for modulating control of hot and chilled water systems in closed circuits.
  • Page 21 Technical Instructions MXG461…U, MXF461…U Modulating Control Valves Document Number CA1N4455E-P25 with Magnetic Actuators May 8, 2009 Application The MXG461...U (screwed fitting) and MXF461...U (flange fitting) valves are mixing or straight-through valves with a factory calibrated and mounted magnetic actuator. The magnetic actuator incorporates an electronics module for position control and positioning feedback.
  • Page 22 MXG461…U, MXF461…U Modulating Control Valves Technical Instructions With Magnetic Actuators Document Number CA1N4455E-P25 May 8, 2009 Manual Control The valve control path (ports A → AB) can be opened mechanically up to 95% of the full stroke by pressing the handwheel inward and turning it clockwise (to the AUTO MANUAL position).
  • Page 23 Technical Instructions MXG461…U, MXF461…U Modulating Control Valves Document Number CA1N4455E-P25 with Magnetic Actuators May 8, 2009 Table 2. Water Flow Chart. ΔP Product Line V100 Number Size (in) MXG461.15-0.6U MXG461.15-1.5U 10.8 MXG461.15-30U 10.5 MXG461.20-50U — MXG461.25-8.0U — MXG461.32-12U 1-1/4 — MXG461.40-20U 1-1/2 —...
  • Page 24 MXG461…U, MXF461…U Modulating Control Valves Technical Instructions With Magnetic Actuators Document Number CA1N4455E-P25 May 8, 2009 Mounting, Only three-way MX.461...U valves are supplied. They may be used as straight-through normally closed valves by closing off port "B": Continued Straight-through Valves Port "B"...
  • Page 25 Technical Instructions MXG461…U, MXF461…U Modulating Control Valves Document Number CA1N4455E-P25 with Magnetic Actuators May 8, 2009 Power supply Class 2 Specifications Supply voltage 24 Vac, 50/60 Hz Electrical Interface – Maximum voltage tolerance +20/–15% Control signal (user-selected) 0 to 10 Vdc, 2 to 10 Vdc, or 4 to 20 mA Software class Class A Nominal power...

  • Page 26: Wiring Diagram

    MXG461…U, MXF461…U Modulating Control Valves Technical Instructions With Magnetic Actuators Document Number CA1N4455E-P25 May 8, 2009 WARNING: Wiring Terminals Earth ground must be connected to the pipe work. 24 Vac 24 Vac Control signal input Control signal reference voltage 0 to 10 Vdc stroke signal output (position feedback) Override control Figure 6.
  • Page 27 Technical Instructions MXG461…U, MXF461…U Modulating Control Valves Document Number CA1N4455E-P25 with Magnetic Actuators May 8, 2009 Forced Control Feature 0 Vac (Bridge G0 – YF) Control path A → AB closed (Input Terminal YF/6) 24 Vac (Bridge G – YF) Control path A →...
  • Page 28 MXG461…U, MXF461…U Modulating Control Valves Technical Instructions With Magnetic Actuators Document Number CA1N4455E-P25 May 8, 2009 CAUTION: Service Do not disassemble the valve and actuator combination. This assembly is factory- calibrated, and should only be replaced by qualified personnel. Dimensions All dimensions in inches (millimeters) m i n .
  • Page 29 Technical Instructions MXG461…U, MXF461…U Modulating Control Valves Document Number CA1N4455E-P25 with Magnetic Actuators May 8, 2009 Dimensions, 60433 Continued All dimensions in inches m i n . (millimeters) Table 5. MXG461…U –Valves with Electronics Module. Product Number L2 * (kg) MXG461.15-0.6U 3.15 1.67...
  • Page 30 Instruction Sheet 102-054 “00” Cartridge Circulators SUPERSEDES: 102-054 dated May 15, 2001 EFFECTIVE: April 15, 2004 TACO PUMP,0.75" S/S #007-SF5 Plant I.D. 001-934 IFC,120VAC/60/1 APPLICATION: 1. Maximum operating pressure is 125 psi (862 kPa). 2. Maximum water temperature not to exceed nameplate rating. 3.
  • Page 31 REPLACING MOTOR ASSEMBLY: 1. Disconnect the electrical supply. 2. Reduce system pressure to 0 psi and allow system to return to room temperature. Isolate the circulator by closing the service valves or draining the system. 3. Remove the body bolts and swing motor assembly away from the body. 4.

  • Page 32: Specifications

    VALVE, P&T RELIEF , 150 PSI & 210 F, 4,059,000 BTU/HR, 1" N240X-6 ES-40,140,240,340 For Commercial Water Heater Applications Job Name Contractor –––––––––––––––––––––––––––––––––––––––––––– ––––––––––––––––––––––––––––––––––––––––––– Job Location ––––––––––––––––––––––––––––––––––––––––– Approval ––––––––––––––––––––––––––––––––––––––––––––– Engineer ––––––––––––––––––––––––––––––––––––––––––––– Contractor’s P.O. No. ––––––––––––––––––––––––––––––––––– Approval ––––––––––––––––––––––––––––––––––––––––––––– Representative –––––––––––––––––––––––––––––––––––––––– Series 40, 140, 240 & 340 Automatic Re-seating T&P Relief Valves The combined 2-in-1 Temperature &...
  • Page 33 † Direct Side Tapping General Recommendations FOR EXTERNAL FLUE HEATERS For gas, electric or oil-fired storage water heaters between 180,000 to Use extra length extension thermostat to extend into water storage tank. 205,000 BTU/Hr. rating: Use ⁄ " (19mm) Series 40, 140 tested under ANSI Z21.22 with ratings as certified and listed by CSA.
  • Page 34 THERMOSTAT, HONEYWELL L6006A1327 /$ $TXDVWDWŠ &RQWUROOHU ,167$//$7,21 ,16758&7,216 $33/,&$7,21 ,167$//$7,21 7KH +RQH\ZHOO 683(5 75$'(/,1(Š /$ &RQWUROOHU :KHQ ,QVWDOOLQJ WKLV 3URGXFW« RSHUDWHV LQ UHVSRQVH WR WHPSHUDWXUH FKDQJHV LQ K\GURQLF KHDWLQJ V\VWHPV ,W SURYLGHV VSGW VZLWFKLQJ IRU KLJK OLPLW  5HDG WKHVH LQVWUXFWLRQV FDUHIXOO\ )DLOXUH WR IROORZ ORZ OLPLW RU FLUFXODWRU FRQWURO WKHP FRXOG GDPDJH WKH SURGXFW RU FDXVH D KD]DUGRXV FRQGLWLRQ...
  • Page 35 /$ $48$67$7Š &21752//(5 127( 6RPH PRGHOV KDYH DQ DGMXVWDEOH WXELQJ OHQJWK )LJ  DQG  VKRZ W\SLFDO ZLULQJ GLDJUDPV RI $TXDVWDWŽ WR  LQ  PP  ,Q WKHVH PRGHOV SXOO RXW H[WUD &RQWUROOHUV XVHG LQ KHDWLQJ V\VWHPV WXELQJ LQVLGH WKH FDVH LI QHHGHG  )LOO WKH V\VWHP 0DNH VXUH WKDW WKH ZHOO LV VFUHZHG "...
  • Page 36 /$ $48$67$7Š &21752//(5 23(5$7,21 ¨ ¨ ¨ © " ¨ ¨ ¨ 6HOHFW FRQWURO VHWWLQJV DFFRUGLQJ WR WKH KHDWLQJ V\VWHP © § © § § ¨ PDQXIDFWXUHU UHFRPPHQGDWLRQV ¥ +LJKOLPLW &RQWUROOHU²VKXWV RII EXUQHU ZKHQ ZDWHU WHPSHUDWXUH H[FHHGV KLJKOLPLW VHWWLQJ 5% FRQWDFWV §...
  • Page 37 /$ $48$67$7Š &21752//(5 &+(&.287 &KHFN WR PDNH FHUWDLQ WKDW WKH $TXDVWDW &RQWUROOHU ZDV LQVWDOOHG DQG DGMXVWHG SURSHUO\ 3XW WKH V\VWHP LQWR RSHUDWLRQ DQG REVHUYH WKH DFWLRQ RI WKH GHYLFH WKURXJK VHYHUDO F\FOHV WR PDNH FHUWDLQ WKDW LW SURYLGHV SURSHU OLPLW DQG FLUFXODWRU FRQWURO $XWRPDWLRQ DQG &RQWURO 6ROXWLRQV $XWRPDWLRQ DQG &RQWURO 6ROXWLRQV +RQH\ZHOO...
  • Page 38 HIGH WATER TEMP LIMIT CONTROL 32 3/4 12 1/2 5 1/4 HEAT EXCHANGER 11 1/4 STRUCTURAL RECIRCULATING PUMP CUSTOMER : HUBBELL ELECTRIC HEATER WATER OUTLET STEEL BASE REAR VIEW 31 1/4 COMPANY TEMP PROBE FRONT VIEW PROJECT: VEE QUIVA HOTEL & CASINO...

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