VPH-1271 Manuals
The 1271 and 1272 share some parts, so these may come in handy.
1-operate-install.pdf
2-disassembly.pdf
3-circuit-info.pdf
4-setup.pdf
5-safety-adj.pdf
6-circuit-adj.pdf
7-diagrams.pdf
8-exploded.pdf
9-parts.pdf