22:10 Mahesh bhai, aap thoda sa "Silicone Oil" lagaiyye water seal par, within seconds seal baithe ga brass ring mein... (or) you can use any silicone or dielectirc grease sparringly. And silicone oil is the same oil which is used to lubricate threadmill belts in Gyms, this oil is easily available in pune. Hope this helps in your future adventures!!! - Never use any random non silicone grease on the seals only silicone greases should be used not that red grease used in bearings!!!