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Test procedure for double check valve assembly, Test no. 1 - check valve no. 1, Test no. 2 - check valve no. 2 – FEBCO TK-1 Backflow Preventer Test Kit User Manual

Page 4: Test for leaky no. 2 shutoff

Test procedure for double check valve assembly, Test no. 1 - check valve no. 1, Test no. 2 - check valve no. 2 | Test for leaky no. 2 shutoff | FEBCO TK-1 Backflow Preventer Test Kit User Manual | Page 4 / 4 Test procedure for double check valve assembly, Test no. 1 - check valve no. 1, Test no. 2 - check valve no. 2 | Test for leaky no. 2 shutoff | FEBCO TK-1 Backflow Preventer Test Kit User Manual | Page 4 / 4