G4-0501N T INTRODUCTION……………………………………………………………………………………………………………………………. 2 Registering Your Guzzler … ………………………………………………………………………………………………………. 2 Assembling Your Pump …………………………………………………………………………………………………………… 2 Power Requirements………………………………………………………………………………………………………………. 2 Testing the Pump … …………………………………………………………………………………………………………………. 2 ………………………………………………………………………………………………………………………………. Securely Mount the Pump … ……………………………………………………………………………………………………. 3 Protect the Pump from the Elements … …………………………………………………………………………………… 3 Ventilate Pump to Keep from Overheating……………………………………………………………………………… 3 Quick Connect Couplers between Guzzler and Mainline … ………………………………………………………. 3 Install Shut‐off Valve and Vacuum Gauge at Pump Inlet …………………………………………………………. ...
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 Outlet manifold shown in Figure 1. Assembling Your Pump Your Guzzler Quad Pump ships with the pump manifolds removed. Use the flex couplers (see Figure 3, page 5) to attach the pump manifolds to the pump inlet and outlet flanges (Figure 1), tightening the flex coupler Flex couplers hose clamps for a secure connection. Note that you can install the Serial number manifolds with the inlet and outlet manifold ports pointing in the same loca on or opposite directions. Included with the pump is a set of 4 spare diaphragms. Additional dia‐ phragms can be purchased through your maple equipment dealer or directly online from The Bosworth Company at www.thebosworthco.com. Power Requirements Inlet manifold The Quad Pump requires 120V AC power and can be connected to a Flex couplers standar household power outlet. Model G4-0501N Voltage 120 vac Pump with attached manifolds Figure 1 Watts ...
Outlet to Collec on Tank 1/4” vacuum connec on to SapCheck monitoring system Vacuum Gauge 1/8” Recircula ng Line valve control and connec on (from sap tank) Shut‐off Valve Moun ng C‐clamps (provided) Camlock Coupler Figure 2 Connec on to Main Line Strainer Figure 2 shows the recommended installation setup for the Guzzler Quad pump when used for vacuum production on a maple sap collection line. The topics below refer to that figure in more detail. 1) Securely Mount the Pump Use the two C‐clamps provided with the pump to secure the inlet manifold to a mounting surface. 2) Protect the Pump from the However you deploy your pump, ensure it is protected from the elements. Elements 3) Ventilate Pump to Keep If you install your pump in an enclosure, ensure that it provides adequate ventilation to ...
7) Strainer to Keep Foreign Early sap runs may contain small wood or plastic shavings that can foul or tear the Materials and Ice from Enter‐ pump valves or diaphragm. Install a strainer to keep such material from being drawn ing the Pump into the pump. Clean the strainer of any debris. 8) Recirculation Line for Best Guzzler pump valves seal best when wet. To achieve the best vacuum with your Guz‐ Vacuum zler, we recommend that you install a small (1/8”) recirculation line from your collection tank back to the inlet of the Guzzler (Figure 6). Regulate this backflow of sap by in‐ stalling a needle valve where the line connects to the inlet. When the pump is running, open the valve to allow a small amount of sap to flow back from the collection tank into the pump. This ensures the valves remain wet and seal optimally. With a recirculating line, some users have increased vacuum to as much as 28 in Hg. Eliminate Leaks for Best Vacuum Your Guzzler Pump can develop 19‐28 in. of Hg vacuum, depending 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 leaks can prevent the pump from delivering its rated vacuum. Main‐ tain your tap lines to keep your system tight and address 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 in the gauge near the pump – slowly turn the shut‐off valve to ...
Replacing a Diaphragm Over time, the elastomer components of the pump (i.e., the diaphragm and valves) will fail. If a dia‐ phragm fails in your Quad pump, the pump will continue to develop vacuum due to the action of the remaining functional diaphragms, but sap flow through the pump may be reduced from its normal volume. When a diaphragm fails, sap will leak from the diaphragm into the tubular housing to which the pump body with the leaking diaphragm is attached, draining out through either of the two drain holes at the bottom of the crank housing. Tools Needed: Philips Head Screwdriver, Flat Head Screwdriver Materials Needed: Blue Loctite 242 Steps to Remove a Diaphragm Manifold flex coupler & hose clamps 1. Disconnect the power. Failure to do Figure 3 so could result in serious injury and pump damage. 2. Remove the inlet and outlet mani‐ folds by loosening the hose clamps on the flex couplers holding the manifolds to the pump flanges (Figure 3). 3. Place the pump assembly on its side, with two pump bodies facing up. 4. Next, remove the 10 screws holding each pump body to the blue crank ...
Installing a Diaphragm 7. To install the new diaphragm, first pull on the clevis to bring the dia‐ phragm assembly toward you, so that the diaphragm is at the bo om of its stroke, extending into the pump body you removed in step 4. (Figure 5). 8. Place the new diaphragm onto the clevis, making sure the center hole of the diaphragm is stretched and secured around the boss of the clevis (Figure 6). Note: Be sure to place the diaphragm on the clevis so that the O ring “lip” in the diaphragm’s outer diameter will sit in the pump body. The “dry” side of the dia‐ phragm is flat and should face the clevis. 9. With the diaphragm in place, reinstall the plas c bu on (rounded edge toward diaphragm), ensuring it is seated se‐ curely on the clevis boss. Install the washers and diaphragm Diaphragm screw, using Blue 242 Loc te on the screw. (Figure 7) (Set me for Figure 6 the Loc te is 10 minutes, so avoid running the pump un l the Loc te has a chance to set.) 10. If you removed it, the intermediate ring needs to be reinstalled, placed between the diaphragm and the moun ng flange of the blue crank housing tube. Fasten the body to the housing using the 10 screws and nuts (Figure 4). Reinstall the ...
Pump Valves Each pump body in the Guzzler G4 pump features a pair of valves (a total of 8 for the Quad pump). A valve is fastened between the pump body and each of its inlet and outlet ports. (Figure 8) Valves are typically replaced in pairs; i.e., the inlet and outlet valves of a given pump body are replaced at the same me. When replacing a pair of pump valves, it is best that only one valve is removed and replaced before a emp ng to remove and replace the other valve. Changing Pump Valves 1. If you have not already done so, follow steps 1 and 2 in Steps to Remove a Diaphragm. It is not necessary to remove the pump body in order to inspect or change the pump body’s valves. We recommend changing only one valve at a me, to keep the opera on as simple as possible. ...
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“I’ve got li le or no vacuum If you’ve installed a shut‐off valve in front of the gauge, turn the valve to the off on the gauge at my pump.” 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 there is a vacuum leak at the pump. Inspect each 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 diaphragms, then disconnect the pump from your sap lines. Remove the pump manifolds (top and bo om) and, with the pump turned on, place your hand over the inlet/outlet of each pump to deter‐ mine 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 the valves are at fault. Inspect the inlet and outlet valves for the pump in ques on. Remove any material that might be preven ng the valves from opening/closing properly. If the valves are torn or worn, replace them. “The pump was working fine Inspect your power source to ensure that it is providing 120 vac power. ...
Guzzler replacement parts are available from authorized Guzzler pump dealers. Additionally, parts are available on the company website at www.thebosworthco.com. Each Guzzler 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 address of the Quad pump replacement parts page, as well as its corresponding QR code to scan for immediate access. Pump Model Replacement Parts Web Page QR Code https://thebosworthco.com/products/replacement.php? G4-0501N baseid=G4-0501N-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 # readily available if contacting Technical Support. You can email us at info@thebosworthco.com or call 401‐438‐1110. Technical support is available Monday‐Friday, 8AM‐4:30 PM. After hours support is provided as resources are available. 9 OM‐G40501N‐060624 ...
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