1. Manuals
  2. Brands
  3. Harrington Hoists Manuals
  4. Tools
  5. ER2 Series
  6. Owner's manual supplement

Harrington Hoists ER2 Series Owner's Manual Supplement

Electric chain hoist
Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
Owner's Manual
SUPPLEMENT
ELECTRIC
CHAIN HOIST
ER2 and NER2
SERIES
8 Ton through 20 Ton Capacity
Code, Lot and Serial Number
This equipment should not be installed, operated or
maintained by any person who has not read and understood
all the contents of this manual. Failure to read and comply
with the contents of this manual can result in serious bodily
injury or death, and/or property damage.
WARNING
EFFECTIVE: May 3, 2011

Advertisement

Table of Contents
loading

Summary of Contents for Harrington Hoists ER2 Series

  • Page 1 Owner’s Manual SUPPLEMENT ELECTRIC CHAIN HOIST ER2 and NER2 SERIES 8 Ton through 20 Ton Capacity Code, Lot and Serial Number WARNING This equipment should not be installed, operated or maintained by any person who has not read and understood all the contents of this manual.

  • Page 2: Table Of Contents

    This OWNER’S MANUAL SUPPLEMENT is intended for use in combination with the “Owner’s Manual for Electric Chain Hoist ER2 and NER2 Series 1/8 through 5 Ton Capacity”. Refer to the Table of Contents below to determine the location(s) of information pertaining to your hoist. References to the “Owner’s Manual for Electric Chain Hoist ER2 and NER2 Series 1/8 through 5 Ton Capacity”...
  • Page 3 Section Inspection…………………………….………………………………….…………..…….. 15 and ER2OM General Inspection Classification Frequent Inspection Periodic Inspection Occasionally Used Hoists Inspection Records Inspection Methods and Criteria Maintenance & Handling…………………………………………………….……………. 18 and ER2OM Count/Hour Meter Lubrication Motor Brake Load Chain Friction Clutch and Mechanical Load Brake with Friction Clutch Storage Outdoor Installation Troubleshooting……………………………………………………………………………….……...

  • Page 4: Technical Information

    2.0 Technical Information Specifications 2.1.1 Product Code 2.1.2 Operating Conditions and Environment Temperature range: Relative Humidity: Noise Level: Enclosure Rating: Supply Voltage: Hoist Duty Rating: Intermittent Duty Rating: Short Time Duty Rating: -4° to +104°F (-20° to +40°C) 85% or less 85 dB or less (A scale: measured 1 meter away from electric chain hoist Hoist Meets IP 55, Pendant Meets IP65 Single Speed Standard: Reconnectable 208/230 &...

  • Page 5: Dimensions

    Lifting Product Cap. Speed (Tons) Code (ft/min) (N)ER2080S* (N)ER2100L (N)ER2100L-LG (N)ER2100S (N)ER2150S (N)ER2200S (N)ER2080SD* 7.5/2.5 (N)ER2100LD 5.5/2 (N)ER2100LD-LG 5.5/2 (N)ER2100SD 11/3.5 (N)ER2150SD 7.5/2.5 (N)ER2200SD 5.5/2 *Available lug mount only. Push button cord dimension (L) is to center of lug hole. **Although both 208/230 &...
  • Page 6 Figure 2-1 – NER2080S Figure 2-3 – NER2100S T = Top Hook B = Bottom Hook Units = in.(mm) *Refer to ER2OM Section 5.7 for inspection dimensions and limits. Table 2-3 Hook Dimensions* Hook Capacity Code 080S (83.5) 100L, 100S T &...

  • Page 7: Preoperational Procedures

    3.1.4 There are two oil fill holes located in the top of the gear case on the ER2 hoist. For ER2 coupled to MR2 trolley, there are some flange widths that make it necessary to relocate the oil cap assembly to the other oil fill hole.

  • Page 8: Chain

    Chain 3.2.1 The quantity and location of the chain components including chain springs and stoppers depends on the hoist model and capacity. Never operate the hoist with incorrect, missing or damaged chain components. Refer to the hoist's nameplate, components are in the correct location and properly installed. 3.2.2 When the hoist is used without a chain container, the free end of the chain is attached to the hoist body as shown in...

  • Page 9: Mounting Location

    (N)ER2080S to (N)ER2100L 3.2.5 When using an optional steel chain container, refer to the instructions and/or assembly drawing(s) provided with the container for correct assembly and attachment. WARNING 3.2.6 Make sure the bottom hook is not capsized. See conducting the first hoist operation. 3.2.7 Lubricate the entire length of the load chain with the supplied tube(s) of grease per the instructions in Section...

  • Page 10: Electrical Connections

    CAUTION 3.5.2 NER2 hoist. Use of such devices may cause the motor brake and other electrical components to malfunction. Variable frequency drives MAY be used with the single speed ER2/NER2 hoists, contact Harrington Hoists, Inc. for more information. DANGER 3.5.3 been de-energized (disconnected).
  • Page 11 Power Supply Cable - Hoist Connection The Power Supply Cable connects to the hoist via a 4-pin (4P) plug and socket or a direct fitting depending on the product code. Make this connection as follows: Refer to Figure 3-5 or 3-6 For ER2080S and ER2100L insert the 4P plug of the Power Supply Cable into the 4P Socket on the hoist and hand tighten the Lock Ring.
  • Page 12 Figure 3-6 Pendant and Power Supply Cable Connections for ER2100S, ER2150S and ER2200S Figure 3-7 Power Supply Cable Festooning and Guide Wire Location...
  • Page 13 Power Supply Cable - Installation If the hoist is hook mounted to a fixed support ensure that the Power Supply Cable is properly installed and supported between the hoist and the electrical power supply. If the hoist is installed on a manual trolley, then the Power Supply Cable must be installed along the beam that the trolley runs on.

  • Page 14: Preoperational Checks And Trial Operation

    Preoperational Checks and Trial Operation 3.6.1 Refer to the hoist’s nameplate and record the hoist's Code, Lot and Serial Number in the space provided on the cover of this manual. WARNING 3.6.2 other lifting attachments before use. Inspect all load suspension members for damage prior to use and replace or repair all damaged parts.
  • Page 15 5.0 Inspection NOTICE The information listed in this section is intended to supplement Section 5.7 of the ER2OM. Table 5-3 Use this table in conjunction with Table 5-3 of the ER2OM. The entries in this table replace in their entirety the corresponding entries in Table 5-3 of the ER2OM.
  • Page 16 Table 5-4 Top Hook & Bottom Hook Dimensions “k” Measured When New: Top: _________________________ Bottom: ______________________ Nominal "k" Capacity Code Dimension* inch (mm) 080S 4.76(121) 100L, 100S 5.16(131) 150S 5..6(142) 200S 7.13(181) * These values are nominal since the dimension is not controlled to a tolerance. The "k" dimension should be measured when the hook is new - this becomes a reference measurement.
  • Page 17 Table 5-6 Chain Spring Length Dimensions “Length” - inch (mm) Capacity Code Standard Discard 080S, 100L, 100S, 0150S, 200S 6.3 (160) 6.0 (152)
  • Page 18 6.2.3 Gear Box: Refer to 6.3 of the ER2OM except use the following table for checking oil level. Table 6-1 ER2 (Mechanical Load brake Equipped) Gear Oil Check Distances Capacity Code 080S, 100L, 100S, 0150S, 200S Motor Brake - Use the table below in conjunction with Section 6.4 of the ER2OM.
  • Page 19 Load Chain 6.4.1 Lubrication and Cleaning – refer to 6.4.2 Load Chain Replacement for ER2080S and ER2100L: CAUTION following procedures. WARNING size, grade and construction as the original chain. The new load chain must have an odd number of links so that both its end links have the same orientation. If the load chain is being replaced due to damage or wear out, destroy the old chain to prevent its reuse.
  • Page 20 Figure 6-3 6.4.3 Load Chain Replacement for ER2100S, ER2150S and ER2200S: CAUTION The hoist must be properly powered and operational in order to perform the following procedures. WARNING Be certain that the replacement chain is obtained from Harrington and is the exact size, grade and construction as the original chain.
  • Page 21 Remove the remaining Stopper and Chain Spring from the old chain. Inspect and replace any damaged or worn parts. Install the Stopper and Chain Spring to the end of the new chain. Refer to Section 3.2 in this supplement for correct location. For hoists without a chain container, attach the ends of the chain to Chain Guide A on each body with the socket bolt, and lock nut (see Figure 3-2).
  • Page 22 This Page Intentionally Left Blank...
  • Page 23 9.3  Chain Parts………………………………………………………………….…………………………………………………..  28  9.4  Bottom Hook Parts…………………………………………………………………………………………………………..  30  9.5  Electric Parts (Single Speed)…………………………………………………………….……………………………...  34  9.6  Electric Parts (Dual Speed)…………………………………………………………….……………………………...  36  9.7  Power Supply and Pendant Parts……………………………………...…………………………………………….  38  9.8  Top Suspension Plate Parts……………………………………...……………….…………………………………….  40  9.9  Top Hook Parts……………………………………...…………………………………………….  44  9.10  Control Station Parts (Plate Suspension Type)………………...…………………………………………….  50  9.11  Control Station Parts (Top Hook Type).…………………………...…………………………………………….  52  9.12  Chain Container Parts………………..…………………………………...…………………………………………….  54    In the column "Parts Per Hoist" a designator is used for parts that apply only to a particular model or option.  Refer  to Section 2 for hoist model numbers and additional descriptions.  The designators are:    S = Single Speed  D = Dual Speed  F = NER2 Models  M = ER2 Models  2V = 208/230 Volt Models  4V = 460 Volt Models  ER2/NER2 Series Nameplate                         Page ...

  • Page 24: Housing And Motor Parts

    9.1 Housing and Motor Parts Figure 9-1-1 Housing and Motor Parts  ...
  • Page 25 Figure Part Name Fan Cover Snap Ring Brake Cover Packing B Set Pin S Socket Bolt Electromagnetic Brake Assembly Key B Snap Ring Socket Bolt Spring Lock Washer V Ring Motor Shaft With Rotor Ball Bearing Ball Bearing Motor Frame With Stator Packing M Set Pin S Socket Bolt...

  • Page 26: Gearing Parts

    9.2 Gearing Parts Figure 9-2-1 Gearing Parts  ...
  • Page 27 Figure Part Name Load Sheave Assembly Load Sheave Oil Seal Ball Bearing Ball Bearing Load Gear Snap Ring Ball Bearing Oil Seal Ball Bearing Oil Seal Pinion Assembly Socket Bolt Friction Clutch Complete Assembly Friction Clutch With Mechanical Brake Complete Assembly Wave Washer Nut Cover Name Plate FP (Adjustment Of...

  • Page 28: Chain Parts

    9.3 Chain Parts Figure 9-3-1 Chain Parts  ...
  • Page 29 Figure Part Name Chain Guide A Chain Guide B Socket Bolt Spring Lock Washer Machine Screw With Spring Washer Guide Roller Roller Pin Limit Lever Limit Lever Pin Limit Lever Spring End Suspender Kit Socket Bolt Lever Nut *Quantities in “( )” are for dual-body hoists. Parts 080S 100L...

  • Page 30: Bottom Hook Parts

    9.4 Bottom Hook Parts Figure 9-4-1 Bottom Hook Parts  ...
  • Page 31 Figure No. Part Name Bottom Hook Complete Assembly Bottom Suspension Plate A Bottom Cross Guide Snap Ring Chain Pin Chain Holder Chain Holder Pin Bottom Stay Bolt Guide Roller Bottom Guide Roller Bottom Collar Bottom Suspension Plate B Spring Washer Name Plate A Bottom Chain Guide Bottom Idle Sheave...
  • Page 32 9.4 Bottom Hook Parts Figure 9-4-2 Bottom Hook Parts  ...
  • Page 33 Figure Part Name Bottom Hook Complete Assembly Bottom Suspension Plate B Assembly Bottom Chain Guide Thrust Needle Bearing Bottom Idle Sheave Assembly Bottom Shaft Assembly Bottom Cross Guide Bottom Collar Guide Roller Bottom Stay Bolt Bottom Suspension Plate A Assembly Spring Washer Name Plate A Bottom Hook Assembly...

  • Page 34: Electric Parts (Single Speed)

    9.5 Electric Parts (Single Speed) Figure 9-5-1 Electric Parts (Single Speed)  ...
  • Page 35 Parts Figure Part Name Hoist Limit Switch Complete Assembly Socket Bolt Spring Lock Washer Plate Assembly Plate Plate Screw Transformer Electromagnetic Contactor E-Stop Contactor Terminal Block 3P Lead Wire CH Meter CH Meter Support Rectifier Fuse Fuse Holder Name Plate CH Terminal Block 6P Terminal Block Holder Flat Head Machine Screw...

  • Page 36: Electric Parts (Dual Speed)

    9.6 Electric Parts (Dual Speed) Figure 9-6-1 Electric Parts (Dual Speed)  ...
  • Page 37 Figure Parts Per Part Name Hoist Limit Switch Complete Assembly Socket Bolt Spring Lock Washer LS Harness M, 2V F, 2V Plate Assembly M, 4V F, 4V Plate Plate Screw Bushing M, 2V F, 2V Inverter Assembly M, 4V F, 4V Interface Board Board Support Transformer...

  • Page 38: Power Supply And Pendant Parts

    9.7 Power Supply and Pendant Parts Figure 9-7-1 Power Supply and Pendant Parts (Plug Connection)  ...
  • Page 39 Figure Part Name Cord Support (Wire Stop) Machine Screw With Spring Washer Socket Frame Complete Assembly Socket Frame Socket 4P Assembly Tapping Flat Head Machine Screw Socket 8P Assembly Machine Screw With Spring Washer Socket Frame Packing Machine Screw With Spring Washer Power Supply Cable 4C Assembly Power Supply Cable 4C Plug 4P...

  • Page 40: Top Suspension Plate Parts

    9.8 Top Suspension Plate Parts Figure 9-8-1 Top Suspension Plate Parts  ...
  • Page 41 Figure Part Name Top Suspension Plate Assembly Top Suspension Plate A Assembly Top Suspension Plate B Assembly Top Stay Bolt Suspension Shaft Top Idle Sheave Assembly Thrust Needle Bearing Top Shaft Shaft Stopper A Guide Roller Spring Washer Socket Bolt Spring Washer Stopper Shaft Stopper Shaft (300)
  • Page 42 9.8 Top Suspension Plate Parts Figure 9-8-2 Top Suspension Plate Parts  ...
  • Page 43 Figure Part Name Top Suspension Plate Assembly Connection Yoke Assembly Connection Yoke A Connection Yoke B Connection Yoke Pin Top Suspension Plate A Assembly Top Suspension Plate B Assembly Top Stay Bolt Suspension Shaft Top Idle Sheave Assembly Thrust Needle Bearing Top Shaft Shaft Stopper A Guide Roller...

  • Page 44: Top Hook Parts

    9.9 Top Hook Parts Figure 9-9-1 Top Hook Parts  ...
  • Page 45 Figure Part Name Top Hook Complete Assembly Top Suspension Plate A Assembly Top Suspension Plate B Assembly Suspender Shaft B Bottom Hook Assembly Bottom Hook Thrust Bearing Bearing Cover Hook Nut Bottom Yoke Safety Latch Assembly Stopper Screw A Stopper Screw B Bottom Stay Bolt Bottom Idle Sheave Assembly Thrust Needle Bearing...
  • Page 46 9.9 Top Hook Parts Figure 9-9-2 Top Hook Parts  ...
  • Page 47 Figure Part Name Top Hook Complete Assembly Top Suspension Plate A Assembly Top Suspension Plate B Assembly Suspender Shaft B Bottom Hook Assembly Bottom Hook Thrust Bearing Bearing Cover Hook Nut Bottom Yoke Safety Latch Assembly Stopper Screw A Stopper Screw B Bottom Stay Bolt Bottom Idle Sheave Assembly Thrust Needle Bearing...
  • Page 48 9.9 Top Hook Parts Figure 9-9-3 Top Hook Parts  ...
  • Page 49 Figure Part Name Top Hook Complete Assembly Top Suspension Plate A Assembly Top Suspension Plate B Assembly Suspender Shaft B Bottom Hook Assembly Bottom Hook Thrust Bearing Bearing Cover Hook Nut Bottom Yoke Safety Latch Assembly Stopper Screw A Stopper Screw B Bottom Stay Bolt Bottom Idle Sheave Assembly Thrust Needle Bearing...

  • Page 50: Control Station Parts (Plate Suspension Type)

    9.10 Control Station Parts (Plate Supension Type) Figure 9-10-1 Control Station Parts (Plate Suspension Type)  ...
  • Page 51 Figure No. Part Name Connection Box Complete Assembly Holder A Holder B Packing Holder Nut Holder Cover Cord Cover Machine Screw With Spring Washer Connection Box Connection Box Holder Connection Box Cover Connection Box Packing Spacer Machine Screw With Spring Washer Toothed Lock Washer Machine Screw With Spring Washer Plate Complete Assembly...

  • Page 52: Control Station Parts (Top Hook Type)

    9.11 Control Station Parts (Top Hook Type) Figure 9-11-1 Control Station Parts (Top Hook Type)  ...
  • Page 53 Figure No. Part Name Connection Box Complete Assembly Holder A Holder B Packing Holder Nut Holder Cap Cord Cover Machine Screw With Spring Washer Connection Box Connection Box Holder Connection Box Cover Connection Box Packing Spacer Machine Screw With Spring Washer Toothed Lock Washer Machine Screw With Spring Washer Plate Complete Assembly...

  • Page 54: Chain Container Parts

    9.12 Chain Container Parts Figure 9-12-1 Chain Container Parts  ...
  • Page 55 Parts Figure Part Name Chain Container Kit Socket Bolt Lever Nut Washer Container Chain Socket Bolt Lever Nut Washer Chain container (H2) Assembly NP Load Chain Cushion Rubber Stopper Socket Bolt Spring Washer Chain Spring Limiting Plate 080S 100L Hoist BK2075H2 9091274 ES857005S...
  • Page 56 9.12 Chain Container Parts Figure 9-12-2 Chain Container Parts (Plate Suspension Type)  ...
  • Page 57 Figure Part Name Chain Container Kit Socket Bolt Lever Nut Container Chain Socket Bolt Lever Nut Washer Chain container (H2) Assembly Cushion Rubber NP Load Chain Stopper Socket Bolt Washer Chain Spring Limiting Plate Parts 100S 150S Hoist BK2100H2 9091281 ES857005S ES875100 9091272...
  • Page 58                     This Page Intentionally Left Blank    ...
  • Page 59   This Page Intentionally Left Blank    ...
  • Page 60 Harrington Hoists, Inc. Harrington Hoists – Western Division 401 West End Avenue 2341 Pomona Rd. #103 Manheim, PA 17545 Corona, CA 92880-6973 Phone: 717-665-2000 Phone: 909-279-7100 Toll Free: 800-233-3010 Toll Free: 800-317-7111 Fax: 717-665-2861 Fax: 909-279-7500 ER2LCOMSup...

This manual is also suitable for:

Ner2 series

Table of Contents

Save PDF