Step 3: Determine the Proper Lubrication Oilīefore attempting to lubricate your circulating pump, it is essential to refer to the user’s manual to ensure that you have acquired the correct lubricating oil. These holes are often conveniently labeled with the word “oil,” or they have caps to keep dust out. There should be small holes in the circulating pump used to put oil in for the bearings. Shut off the breaker to the pump to reduce the chance of electrocution while lubricating the bearings. The oil level should be even with the center point of the lowest roller. The pump needs to be shut off and leveled to determine the oil level properly. Locate the oil level window on the side of the circulating pump. Shop Bell & Gossett Series 100 Pumps How to Lubricate a Circulating Pump Step 1: Determine the Oil Level The effect is an out-of-alignment coupler, noise, and eventual coupler failure.īe sure to check the manual for your Bell & Gossett pump for specific instructions. However, too much oil in the motor oil tubes can overflow and soften the rubber motor mounts. Too much oil in the bearing bracket is messy, but it will drain. The amount of oil used is a general measurement, not exact. Motor bearings should be lubricated as instructed on the lubrication decal once every four months (more often under adverse conditions). An SAE 20 oil or 10W-30 oil may be substituted if Bell & Gossett oil is unavailable. in each oil tube.įor re-oiling, Bell & Gossett recommends the pump bearings be lubricated with 1 teaspoon of Bell & Gossett 20# weight non-detergent oil at the start of each heating season. The motor bearings should initially be lubricated by adding 1/4 oz. of Bell & Gossett 20# weight non-detergent oil upon initial fill. Oiling Bell & Gossett Series 100 Pumpsīell & Gossett recommends that the pump bearings be lubricated with 1 oz. The lubrication practices a centrifugal pump is subjected to influence its life span significantly. In addition, it can help control contamination and even facilitate the absorption and transformation of heat. By lubricating and separating moving parts such as bearings, lubrication minimizes the friction that causes wear and tear. Lubricants are used within all industries to keep machinery, including pumps, from seizing and to ensure the cooling of all working parts.
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