G2-0504N 24 ……………………………………………………………………………………………………………………………. Register Your Guzzler………………………………………………………………………………………………………………. 2 Assembling Your Pump …………………………………………………………………………………………………………… 2 Power Requirements………………………………………………………………………………………………………………. 2 Test the Pump ……………………………………………………………………………………………………………………….. 2 ………………………………………………………………………………………………………………………………. Securely Mount the Pump … ……………………………………………………………………………………………………. 3 Protect the Pump from the Elements … …………………………………………………………………………………… 3 Ventilate Pump to Keep from Overheating……………………………………………………………………………… 3 Camlock Couplers between Guzzler and Mainline …………………………………………………………. 3 Install Shut‐off Valve and Vacuum Gauge at Pump Inlet …………………………………………………………. 3 Minimize Pump Back Pressure ……………………………………………………………………………………………….. 3 ...
Register Your Guzzler To validate your Guzzler warranty, go to https://thebosworthco.com/register to register your pump. You will need to enter your pump’s serial number. Your pump’s serial number can be found on the side of the pump gearmotor, as shown in Figure 1. Assembling Your Pump Your Guzzler G2 pump ships with the inlet and outlet manifolds disconnected Pump serial number on side of motor Figure 1 from the pump and packed separately in the box. To assemble your pump, simply attach each manifold to either side of the two pump bodies by slipping the manifold with rubber flex couplers over the flanges of the pump bodies. (Figure 2) Secure the manifold to each pump flange with the included hose clamps to make a tight, leak‐free connection. Note that the inlet of each pump is the shorter of the two pump ports. (Figure 3). You can connect the manifolds to your pump so that the manifold end port (inlet or outlet) faces in either direction along the axis defined by the blue pump tubular housing (Figure 4). Choose an orienta on for your inlet and outlet manifolds that best suits the orienta on of your incoming and outgoing sap lines. The pump assembly rests on the inlet manifold and the blue metal leg. Power Requirements A ach a manifold to the pump bodies. Figure 2 Model G2-0501N G2-0504N Voltage 120 vac 24 vdc...
Vacuum Gauge Outlet to 1/8” Recircula ng Line valve tank control and connec on (from sap tank) Shutoff Valve Connec on to Mainline Pump Camlock 1/4” vacuum connec‐ Coupler on to SapCheck C‐Clamps Strainer monitoring system Recommended pump setup for maple sap collec on lines Figure 6 Note: Refer to Figure 6 (above) in the following discussion on pump setup for a maple sap applica on. 1) Securely Mount the Use the two C‐clamps provided with the pump to secure the inlet manifold to a Pump mounting surface. An additional mounting hole is located on the pump leg. 2) Protect the Pump from Mount the pump in an enclosure that will prevent exposure to rain or snow. the Elements 3) Ventilate Pump to Keep If you install your pump in an enclosure, ensure that it provides adequate ven‐...
(Figure 7). (Consult the factory for more detailed information on this interface.) There are two switches on the top of the pump control box; the larger is the pump power switch and the smaller is the remote‐control switch (Figure 8). To manually turn the pump on/off, turn the Control switch to Lo- Remote Control Interface on side of Con‐ cal position and turn the Power switch to On. To turn the pump troller Box on/off using the remote‐control interface, set the Power switch to Figure 7 On and turn the Control switch to Remote. The pump can now be turned on by an external device. Bosworth’s SapCheck® remote monitoring product can be used to supply this signal and remotely control the pump. Eliminate Leaks for Best Vacuum Your Guzzler Pump can develop 19‐28 in. of Hg vacuum, depend‐ ing on whether the valves are dry or wet.* Because the Guzzler is a low‐cfm (cubic feet of air per minute) pump, even very small Pump Control box showing manual and remote ac va on leaks can prevent the pump from delivering its rated vacuum. switches and fault status indicator Maintain your tap lines to keep your system tight and address Figure 8 problems that can cause vacuum leaks. Isolate the Pump to Find Cause of Vacuum Loss If you experience a loss of vacuum in your system – as registered by the gauge near the pump – slowly turn the shut‐off ...
Over time, the elastomer components of the pump (i.e., the diaphragm and valves) will fail. If a diaphragm fails, the pump may continue to develop some vacuum (depending on the size of the hole/tear), but it will be significantly re‐ duced. You may see sap leaking from the diaphragm through either weep hole on the underside of the tubular pump housing. If this happens, the diaphragm should be replaced. When replacing the diaphragm, pay close a en on to the orienta on of various parts. The use of witness marks may be helpful during reassembly. Tools Needed: Philips Head Screwdriver, Flat Head Screwdriver Materials Needed: Blue Loctite 242 Removing a Diaphragm 1. Disconnect the power. 2. Remove the pump/motor assembly by loosening the hose clamps on the flex couplers holding the manifolds to the pump flanges. 3. Pull the pump/motor assembly from the inlet and outlet mani‐ Remove pump body from housing. folds. Figure 9 4. Place the pump/motor assembly with the motor in a ver cal posi on (Figure 9). 5. Remove the 10 screws holding the pump body to the housing (Figure 9) 6. Remove the pump body to expose the diaphragm screw a ach‐ ing the plas c “bu on” (a plas c support plate) to the dia‐...
Installing a Diaphragm 3. Place the pump body up against the diaphragm and align it with the holes in the housing. The diaphragm’s outer lip should sit in the groove running around the circumference of the pump body (Figure 12). 4. With the pump body outlet port facing up, fasten the pump body to the housing using the 10 screws and nuts. Start all screws and nuts before ghtening them down. When everything is aligned, ghten screws to a maximum of 30 in‐lbs of torque. Tighten Outer lip of diaphragm fits into groove on pump screws evenly in a crisscross pa ern. body. 5. If necessary, repeat from step 5, Removing a Diaphragm, for the Figure 12 other pump body diaphragm. 6. Re‐a ach the pump/motor assembly, connec ng the pump flanges to the manifolds, and ghten all hose clamps on the flex couplers. Pump Valves Each pump body in the Guzzler G2 SapPuller pump features a pair of valves (total of 4 per pump assembly). A valve is fastened between the pump body and each of its inlet and outlet ports. (Figure 13) Valves are typically replaced in pairs; i.e., the inlet and outlet valve of a given pump body are replaced at the same ...
Installing the Valves 1. Insert the stem of the new umbrella valve (or the inspected and cleaned old valve) into the valve stop center retaining hole. Use pliers to grasp the stem of the valve on the other side and pull it completely through un l it snaps into place. 2. Posi on the valve stop between the pump body and the pump inlet flange, taking care to orient it with the valve stem poin ng in opposite direc on of fluid flow and the valve flat toward the pump (Figure 16). Fasten the pump flange and the valve stop to the pump body using the flange screws. Umbrella valve stem points in opposite 3. Repeat from step 2, Removing the Valves, this me with the outlet side of direc on of fluid flow. the pump. When installing the umbrella valve on the pump outlet, be sure Figure 16 that the valve is oriented with the flat side of the rubber facing away from the pump body and toward the outlet flange. ...
“I’ve got li le or no vacuum If you have installed a shut‐off valve in front of the vacuum gauge, slowly turn the valve to on the gauge at my pump.” the off posi on to isolate the pump from your sap lines. If the vacuum gauge goes back up, then the pump is opera ng properly and you should check your lines for a leak. If the vacuum gauge doesn’t go back up, then inspect the pump to see if sap is leaking around the diaphragm. Leaking sap indicates a diaphragm is torn or has developed a hole. If the diaphragm is leaking, replace it. If no sap is leaking from the pump diaphragm, disconnect the pump from your sap lines. With the pump turned on, place your hand over the inlet/outlet of the pump to determine if you can feel pump suc on at the inlet and exhaust pressure at the outlet. If you do not feel the suc on and pressure for a pump, and there is no tear/hole in the diaphragm, then inspect the inlet and outlet valves. Remove any material that might be preven ng the valves from opening/closing properly. If the valves are torn or worn, replace them. “My pump is frozen. Should Do not start a pump if you suspect there is ice in the pump body. Star ng a pump when I start it up?” there is ice in the pump body could tear the pump diaphragm and/or damage the pump ...
Guzzler replacement parts are available from authorized Guzzler pump dealers. Additionally, parts are available on the company website at www.thebosworthco.com. Each pump has a replacement parts page that shows an exploded view of the pump along with a listing of all parts in the view. The following table provides the URL addresses of the double diaphragm pump replacement parts pages, as well as their corresponding QR codes to scan for immediate access. Pump Model Replacement Parts Web Page QR Code https://thebosworthco.com/products/replacement.php? G2-0501N baseid=G2-0501N-0&settab=2 https://thebosworthco.com/products/replacement.php? G2-0504N baseid=G2-0504N-0&settab=2 For all technical inquiries, please refer to our website, www.thebosworthco.com, Maple Sap Pumps Application, or contact The Bosworth Company. Be sure to have your pump serial number readily available if contacting Technical Support. You can email us at info@thebosworthco.com or call 401‐438‐1110. Technical support is available Mon‐ day‐Friday, 8AM‐4:30 PM. After hours support is provided as resources are available. OM-G2-060624...
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