supply of set of spares for eversure make air flow relaysset of spares for eversure make air flow relays,set of spares for eversure make air flow relays (7 items 21 nos.), (1) diaphra gm with g.f. nylon centre disc and gasket ring for qvsl/qvmt/qvrh relays to drg. no. ee e/afr/05 rev.-1 ref.- 1, 05 nos., (2) diaphragm with g.f. nylon centre disc and gasket ring f or qvsi relays to drg. no. eee/afr/06 rev.-1 ref.- 1, 02 nos., (3) diaphragm pressure adjustm ent assly. with switch operating knob and spring complete for qvmt relays to drg. no. e ee/afr/05 rev.- 1 ref.- 16,17,18,19 and 21 (colour code white), 02 nos., (4) diaphragm pressu re adjustment assly. with switch operating knob and spring complete for qvsl/qvrh relays to drg. no. eee/afr/05 rev.- 1 ref.- 16,17,18,19 and 21 (colour code black), 03 nos., (5 ) diaphragm pressure adjustment assly. with switch operating knob and spring complete for qvsi relays to drg. no. eee/afr/06 rev.- 1 ref.- 16,17,18,19 & 21 (colour code green), 02 nos., (6) micro switch assly. qvmt/qvsl/qvrh relays to drg. no. eee/afr/05 rev.- 1 ref.- 6,7,8 ,9,10,12 & 13, 05 nos., (7) micro switch assly. qvsi relays to drg. no. eee/afr/06 rev.- 1 ref.- 6,7,8,9,10,12 & 13, 02 nos. [ warranty period: 30 months after the date of delivery ] ]