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Honeywell L4007 manual

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Table of contents for the manual

  • Page 1

    PRODUCT DATA 60-2104—10 L4006,7,8; L6006,7,8 Aquastat ® Controllers GENERAL Aquastat ® Controllers are immersion typ e devices for limiting or regulating the temp erature of liquids in boil ers, storage tanks, and other applications where temperature control is required. FEATURES • L4006, 7, and 8 provide Sp st switching for high or low limit[...]

  • Page 2

    L4006,7,8; L6006,7,8 AQUASTAT ® CONTROLLERS 60-2104—10 2 ORDERING INFORMATION When purchasing replacement and modern ization produ cts from your TRADELINE ® wholesaler or distributor, refer to the TRADELINE ® Catalog or price sheets for complete ordering number . If you have additional questions, need further information, or w ould like to co [...]

  • Page 3

    L4006,7,8; L6006,7,8 AQUASTAT ® CONTROLLERS 3 60-2104—10 Approvals: Underwriters Laboratories Inc: Remote bulb devices and well-mounted devi ces shipped without well are component recogni zed: File No. MP466, Guide No. MBPR2. L4006A shipped with well, L4006G , L4007A,B; L6006C for surface mounting, L6006B for direct immersion mountin g, and L600[...]

  • Page 4

    L4006,7,8; L6006,7,8 AQUASTAT ® CONTROLLERS 60-2104—10 4 Fig. 3. Approximate inst allatio n dimensions in inches (mm) for surface mount models. Fig. 4. App roximate immers ion well di mensions in inches (mm) for all models excep t L4006C and L6006B. Fig. 5. Approximat e boiler fitting and bu lb dimension s in inches (mm) for L4006C and L 6006B. [...]

  • Page 5

    L4006,7,8; L6006,7,8 AQUASTAT ® CONTROLLERS 5 60-2104—10 St anda rd Models: L4006,A,B,C,E,G; L4007,A,B; L4008A,B.E ; L6006A,B,C; L60 07A, L6008,A,G ,H T able 1. L4006, L4007 , L4008 Controller (SPST Switc hing) Specifications. Model Appli cation Range °F (°C) Midscale Differential °F (°C) Insertion a Switching On T emperature Rise A vailable[...]

  • Page 6

    L4006,7,8; L6006,7,8 AQUASTAT ® CONTROLLERS 60-2104—10 6 L4006G High limit and circulator control 100° F to 200° F (38° C to 93° C) 10° F (6° C) fixed Horizontal T wo swi tches break simultaneously — External ad justment knob. — Insula tion depth 4 in. (102 mm). — Facto ry-set stop at 160° F (71° C). — Celsi us scale markings. ?[...]

  • Page 7

    L4006,7,8; L6006,7,8 AQUASTAT ® CONTROLLERS 7 60-2104—10 T able 2. L6006, L6007, L6 008 Controller (SPDT Switching) Specifications. Model Appli cation Range °F (°C) Midscale Differential °F (°C) Insertion a Available Options L6006A Circulator and low limit or high li mit 100° F to 240° F (38° C to 1 16° C) or 100° F to 290° F (38° C t[...]

  • Page 8

    L4006,7,8; L6006,7,8 AQUASTAT ® CONTROLLERS 60-2104—10 8 INSTALLATION When Installing This Product… 1. Read these instructions carefully . Failure to fol low them could damage the product o r cause a hazardous condition. 2. Check the ratings given in the instructions and on the product to make sure the product is suitable for your application.[...]

  • Page 9

    L4006,7,8; L6006,7,8 AQUASTAT ® CONTROLLERS 9 60-2104—10 Fig. 6. Internal view of L6006A. Installing Direct Immersion Models (L4006C, L6006B) Models that provide for direct immersion of the sensin g element in to the boiler include a bulb compression fitti ng assembly instead of an immersion well. Install the fi tting in the boiler tapping as fo[...]

  • Page 10

    L4006,7,8; L6006,7,8 AQUASTAT ® CONTROLLERS 60-2104—10 1 0 Fig. 8. Immersion we ll fitting. Fig. 9. Internal view of L4008L or L60 08G . Mounting With Bulb Compression Fitting 1. Screw the fitting into the boiler or pipe tapping. 2. Slide the sealing w asher onto the bu lb. 3. Insert the bulb into the fitting until the bulb bottoms. 4. Slide the[...]

  • Page 11

    L4006,7,8; L6006,7,8 AQUASTAT ® CONTROLLERS 11 60-2104—10 Fig. 12. Bulb support. 3. Break the holder to the desired len gth. (See Fig. 13). NOTE: The holder must be long enough to hold the sensing bulb in freely circulating air away from the duct wall . Neatly coil the excess capi llary at the controller case or at the bulb holder . Fig. 13. Rem[...]

  • Page 12

    L4006,7,8; L6006,7,8 AQUASTAT ® CONTROLLERS 60-2104—10 1 2 Mounting on Suction Line 1. In cooling units with mo re than one suction line, place the sensing bulb on the common line. 2. Make certain the bulb is at least 2 ft (0.6 m) from the point at which the suction line leaves th e cooler . This prevents the outside temperat ure from being tr a[...]

  • Page 13

    L4006,7,8; L6006,7,8 AQUASTAT ® CONTROLLERS 13 60-2104—10 Fig. 20. T ypical oil -fired gravity system. Fig. 21. L6008A used to control cooling equipment and indicating light. Fig. 22. T ypical oil-fired hydronic system with domestic hot water . Fig. 23. T ypical oil-fired hy dronic heating sys tem that provides year-ro und domestic hot water usi[...]

  • Page 14

    L4006,7,8; L6006,7,8 AQUASTAT ® CONTROLLERS 60-2104—10 1 4 Fig. 25. T ypical wiring hookup using L6006 or L6007 with L81 48A. Fig. 26. T ypica l systems with 1 20 volt electric heat prima ries. Fig. 27. T ypi cal Powerpile System wiring di agram. Fig. 28. T ypical oil burner installation using L4008G . OPERATION For proper selection of settings [...]

  • Page 15

    L4006,7,8; L6006,7,8 AQUASTAT ® CONTROLLERS 15 60-2104—10 Fig. 29. Operation of L6008G . Fig. 30. Opera tion of L4008L. Low Limit Controller R-B terminals provide low limit switching function (contacts open at set point on temperature rise). Maintains minimum boiler temperature for domestic hot water . Turns on boiler at temperature setting, les[...]

  • Page 16

    L4006,7,8; L6006,7,8 AQUASTAT ® CONTROLLERS 60-2104—10 1 6 Adjust the control point to correspond with th e boiler manufacturer recommendations. T o adjust, insert a screwdriver in the slotted screw type head located beneath the window in the cover . Turn t he scale t o the desi red control point. Adjusting L6008G Interstage Differential The L60[...]

  • Page 17

    L4006,7,8; L6006,7,8 AQUASTAT ® CONTROLLERS 17 60-2104—10 CHECKOUT WARNING Explosion Hazard. Can cause serio us injury , death o r property damage. This product is intended for use only in systems with a pressure relief valve. Check to make certain that the Aquastat Controller is properly installed and adjusted. Put the system into operatio n an[...]

  • Page 18

    L4006,7,8; L6006,7,8 AQUASTAT ® CONTROLLERS 60-2104—10 1 8 MATERIAL SAFETY DATA SHEET Section 1. Product And Company Identification Product Name: Heat Conducti ve Compound MSDS ID: DS9021 Synonyms: MS1699 Product Use: Heat conductive material used to enhan ce contact and heat transfer in te mperature sensor applications. Manufacturer: Honeywell [...]

  • Page 19

    L4006,7,8; L6006,7,8 AQUASTAT ® CONTROLLERS 19 60-2104—10 Section 6. Accident al Release Measures Scrape up and dispose of as solid waste in accordance with state and federal regulations. Section 7. Handling and Storage S tore in dry place. Keep container closed when not in use. Section 8. Exposure Controls and Personal Protection. V entilatio n[...]

  • Page 20

    Automation and Co ntrol Solutions Honeywell Internation al Inc. Honeywell Limited-Honeywell Limitée 1985 Douglas Dri ve North 35 Dynamic Drive Golden Valley, MN 55422 Toronto, Ontario M1V 4Z9 customer.honeywell.com L4006,7,8; L6006,7,8 AQUASTAT ® CONTROLLERS ® U.S. Registered T rademark © 2006 Honeywell International I nc. 60-2104—10 J.I. Rev[...]