EP-100 Pump IRHS-VP-100 Installation, Operation & Service Manual WARNING Improper installation, adjustment, alteration, service or maintenance can result in death, injury or property damage. Read the Installation, Operation and Service Manual thoroughly before installing or servicing this equipment. Installation must be done by a contractor qualified in the installation and service of gas-fired heating equipment or your gas supplier.
TABLE OF CONTENTS SECTION 1: Heating System Safety ............................1 1.1 Manpower Requirements ....................................1 SECTION 2: Installer Responsibility............................2 2.1 Corrosive Chemicals...........................................2 2.2 National Standards and Applicable Codes .........2 SECTION 3: Unpacking the Pump ...............................3 3.1 Open Shipping Cartons ......................................3 SECTION 4: Major Components ......................
TABLE OF FIGURES Figure 1: Major Component Descriptions........................4 Figure 2: Pump Discharge Orientation............................6 Figure 3: Pump Assembly ...............................................7 Figure 4: Damper Assembly............................................8 Figure 5: Motor Shaft Seal Installation ............................9 Figure 6: EP-100 Mounting - Chain Suspension ...........10 Figure 7: Wall Bracket Assembly...................................
SECTION 1: HEATING SYSTEM SAFETY SECTION 1: HEATING SYSTEM SAFETY Your Safety is Important to Us! This symbol is used throughout the manual to notify you of possible fire, electrical or burn hazards. Please pay special attention when reading and following the warnings in these sections. Installation, service and annual inspection of heater and pump must be done by a contractor qualified in the installation and service of gas-fired heating equipment.
EP-100 PUMP INSTALLATION, OPERATION AND SERVICE MANUAL SECTION 2: INSTALLER RESPONSIBILITY The installer is responsible for the following: • To install the pump and electrical supplies, in accordance with applicable specifications and codes. Roberts-Gordon recommends the installer contact a local Building Inspector or Fire Marshal for guidance. • To use the information given in a layout drawing and in the manual together with the cited codes and regulations to perform the installation.
SECTION 3: UNPACKING THE PUMP SECTION 3: UNPACKING THE PUMP 3.1 Open Shipping Cartons Open cartons and remove packing inserts. Carefully remove pump components from the cartons. Lift assembly by gripping metal pump frame. Two people are required (weight 62 lbs, 28.1 kg). This pump has been tested prior to packing. The impeller was dynamically balanced before assembly and requires care in handling to avoid damage.
EP-100 PUMP INSTALLATION, OPERATION AND SERVICE MANUAL SECTION 4: MAJOR COMPONENTS FIGURE 1: Major Component Descriptions EP-100 Pump Assembly - P/N 02719100 Pump Scroll - P/N 02757001 Pump Inlet Assembly - P/N 02724200 Pump Boot - P/N 91412800 Band Clamp 4" (10 cm) - P/N 91901300 2 1/2'' S-Hook - P/N 91907302 4 Pressure Switch - P/N 90430600K Bird Screen 4" (10 cm) P/N 01365400
SECTION 4: MAJOR COMPONENTS 4.1 Standard Parts List Table 1: EP-100 Pump Package 4" (10 cm) (P/N 02719105) Part No.
EP-100 PUMP INSTALLATION, OPERATION AND SERVICE MANUAL SECTION 5: PUMP INSTALLATION 5.1 Pump Assembly Instructions 5.1.1 Determine Orientation of Pump Discharge To ensure your safety and comply with the terms of the warranty, all units must be installed in accordance with these instructions. The pump must be installed in a location that it is readily accessible for servicing. An arrow is affixed to the outside of the pump scroll to indicate the direction of rotation of the impeller.
SECTION 5: PUMP INSTALLATION 5.1.3 Attaching the Pump Inlet Assembly From the scroll assembly side of the pump, orient the inlet assembly so the threaded pipe coupling is on the top. See partial end view on Page 7, Figure 3. • Attach inlet assembly onto the scroll assembly by using the #10 - 24 Keps locknuts provided.
EP-100 PUMP INSTALLATION, OPERATION AND SERVICE MANUAL 5.1.4 Damper Assembly The pump is equipped with a damper assembly which is used as a means of setting the system vacuum. See the appropriate Installation, Operation and Service Manual for additional vacuum setting information. 1. When the pump is installed, be certain to lock the damper in the full open position with the (1/4"- 20) Hex Head bolt. See Figure 4. 2. The pump inlet assembly is provided with a 1/8" N.P.T. tapping.
SECTION 5: PUMP INSTALLATION 5.1.5 Installing the Motor Shaft Seal The motor shaft seal (P/N 02757500) eliminates air leakage around the motor shaft and reduces the associated noise. Install the shaft seal as follows: 1. Separate the motor shaft seal at the pre-cut score line. 2. Wrap the shaft seal around the motor shaft hub as shown. 3. Secure the shaft seal in position with the adhesive strip provided. WARNING Electrical Shock Hazard Disconnect electrical power before service or maintenance.
EP-100 PUMP INSTALLATION, OPERATION AND SERVICE MANUAL 5.2 Pump Mounting Instructions 5.2.1 Chain Suspension The standard method of mounting the EP-100 pump is suspending it from a chain and venting through the roof.
SECTION 5: PUMP INSTALLATION 5.3 Wall Mounting WARNING Suspension Hazard Mount pump with materials with a minimum working load of 400 lbs (181 kg). Failure of the supports can result in death, injury or property damage. 5.3.1 Wall Mounting Platform The alternative method of mounting the pump is on an outside wall and venting directly through the wall. The optional mounting angle package (P/N 01312102) must be ordered if this method is used.
EP-100 PUMP INSTALLATION, OPERATION AND SERVICE MANUAL 5.3.2 Mounting Platform (Angle Assembly) Pump may be mounted by using mounting angles as shown in Figure 8. FIGURE 8: Wall Mounting Angle Assembly 11.5" (29 cm) 7" (18 cm) FIGURE 9: Wall Mounting 4" x 8" (11 x 20 cm) Boot 5/8" Diameter Mounting Holes 5-6" (13-15 cm) 7" (18 cm) 4" (10 cm) 10.25" (26 cm) 10" (25 cm) 7.5" (19 cm) Thimble (if applicable) 5-6" (13-15 cm) 4" x 8" (10 x 20 cm) Boot 4" (10 cm) Tube 12 3.75" (9.5 cm) 11.
SECTION 5: PUMP INSTALLATION 5.3.3 Mounting Platform (Optional Platform Assembly) If mounting on an outside wall is not practical, it may be mounted on a platform suspended from the ceiling, or for noise reduction, in an enclosure. FIGURE 10: Optional Platform Assembly Mounting Flat Washer Lockwasher Hex Nut Mounting Angle (4) 11.
EP-100 PUMP INSTALLATION, OPERATION AND SERVICE MANUAL SECTION 6: MOTOR WIRING 6.1 Impeller Roatation Direction Prior to operation of the pump in the heating system, operation and proper rotation of the impeller must be verified. See impeller rotation direction arrow label on the pump scroll for the correct rotation direction. The motor must be wired for clockwise or counterclockwise rotation.
SECTION 7: PRESSURE SWITCH MOUNTING AND WIRING SECTION 7: PRESSURE SWITCH MOUNTING AND WIRING FIGURE 14: Pump Pressure Switch For connection to a pump, locate the two pressure switch mounting holes on the pump frame. If Common Terminal replacing an old pressure switch, you may need to Ground drill two holes in the pump frame (7/32" dia. approximately 13/16" apart).
EP-100 PUMP INSTALLATION, OPERATION AND SERVICE MANUAL SECTION 8: VENTING WARNING Carbon Monoxide Hazard Pump must be vented to the outside. Heaters must be installed according to the installation manual. Failure to follow these instructions can result in death or injury. 8.1 General Venting Requirements Install the venting in accordance with the requirements within this manual and the National Fuel Gas Code, ANSI Z223.1/NFPA-54 - latest revision and CSA 22.1 - latest revision.
SECTION 8: VENTING FIGURE 15: Horizontal Venting 18" min.-40" max 46 cm min.101 cm max 25' (7.6 m) and 3 Elbows Maximum Bird Screen (included w/ Pump Package) 4" (10 cm) Single Wall Pipe/Tube 18" min.-40" max 46 cm min.101 cm max Approved Thimble (If Applicable) 4" (10 cm) Vent Terminal Tjernlund VH1-4" (10 cm) Vent Terminal 6" to 5" (15 to 12.5 cm) Reducer 5" to 4" (12.5 to 10 cm) Reducer Tjernlund VH1-6" (15 cm) Vent Terminal 5" (12.5 cm) Single Wall Pipe 25' (7.
EP-100 PUMP INSTALLATION, OPERATION AND SERVICE MANUAL SECTION 9: SERVICING INSTRUCTIONS WARNING Severe Injury Hazard Install pump scroll and inlet assembly before operating high speed rotating impeller. Keep hands, fingers and clothing away from inlet and outlet. Install and operate equipment according to installation manual. Failure to follow these instructions can result in death or severe injury. WARNING Electrical Shock Hazard Heater must be installed and grounded according to national codes.
SECTION 9: SERVICING INSTRUCTIONS 9.3 Maintenance Checklist WARNING Explosion Hazard Service and annual inspection must be done by a contractor qualified in the installation and service of gas-fired heating equipment or your gas supplier. Turn off gas and electrical supplies before performing service or maintenance. Failure to follow these instructions can result in death, injury or property damage.
EP-100 PUMP INSTALLATION, OPERATION AND SERVICE MANUAL SECTION 10: REPLACEMENT PARTS AND ACCESSORIES Failure to follow these instructions can result in Use only genuine ROBERTS GORDON® property damage. replacement parts. Use of parts not specified by Roberts-Gordon voids warranty. 10.1 Replacement Parts Call Out # 1 2 3 4 5 5 5 6 7 8 20 Description Motor (1/3 H.P.
SECTION 11: SPECIFICATIONS SECTION 11: SPECIFICATIONS 11.1 Material Specification 11.1.1 Pump Frame, Inlet, Scroll and Impeller 12 Gauge Stamped Steel Construction General Specifications Pump Dimensional Data (in) Model EP-100 A B C D E F G 17 14.5 21 3.75 10 4 4 Pump Specifications Model Horsepower (Hp) EP-100 1/3 Phase (Ø) 1 Hertz (Hz) 60 Voltage (V) 4.8/2.4 Full Load Amp (A) 6.6/3.3 R.P.M.
EP-100 PUMP INSTALLATION, OPERATION AND SERVICE MANUAL 22
SECTION 12: THE ROBERTS GORDON® EP-100 SERIES PUMP LIMITED WARRANTY SECTION 12: THE ROBERTS GORDON® EP-100 SERIES PUMP LIMITED WARRANTY ROBERTS-GORDON WILL PAY FOR: Within 42 months from date of shipment from RobertsGordon, replacement parts will be provided free of charge for any part of the product which fails due to a manufacturing or material defect. Roberts-Gordon will require the part in question to be returned to the factory.
