"Omni-Flow Automatic" Power Nozzles & Earlier Versio
Rugsucker gave good information on the power nozzles with the "Omni-Flow Automatic" designation on the hoods. Allow me to add information I have gathered (corrections welcome):
PN-5 (v.1): black w//med. gray trim; Models 1505/Silverado & matching-colored 1453/Deluxe Special
PN-5 (v.2): sand w/jade trim; Models 1521/Diamond Jubilee & matching-colored 1453/Deluxe Special
?? PN-5C: for CB2000
PN-6: jade w/sand trim; Models 1521/Diamond Jubilee & matching-colored 1453/Deluxe Special
PN-6A (v.1): sand w/jade trim & grid label; Models 2100/Hi-Tech & matching-colored 1623/L-E
PN-6A (v.2): sand w/brown trim & taupe label; Models 1521/Marquise & matching-colored 1453/Deluxe Special
PN-6A (v.3): lt. sand w/navy trim & label; Model 2100/Diplomat
PN-6A (v.4): medium gray w/dark gray trim & label; “Prolux” for gray CB2000
PN-6A (v.5): lt. sand w/steel blue trim & label; Models 2100/Regency Series 2000 & 1623/Regency Series 1000
PN-6A: (v.6): sand w/wine trim & label; Models 1623 & 2100/Special Edition
PN-6B (v.1): sand w/brown trim & grid label; Model 1623/L-E
PN-6B (v.2): lt. sand w/steel blue trim & label; Model 1623/Regency Series 1000
PN-6B (v.3): sand w/wine trim & label: Model 1623/Special Edition
PN-6BC: sand w/brown trim & taupe label; Model CB2000
PN-7: lt. sand w/navy trim & label; Model 1521/Grand Marquise
PN-7A: lt. sand w/navy trim & label; Model 1623/Model 90
PN-7B (v.1): sand w/brown trim & grid label; Model 2100/Hi-Tech
PN-7B (v.2): lt. sand w/steel blue trim & label; Model 2100/Regency Series 2000
PN-7B (v.3): sand w/wine trim & label; Model 2100/Special Edition
PN-7BC: lt. sand w/navy trim & label for CB2000
Some tank models had different model pns according to production year.
After the PN-7s the hood-style was simplified with less detail and the model ids were changed to 4-digits.
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Earlier pn models:
PN-1: rectangular plastic hood w/chevron
pale gray w/dark gray trim: Model F
ivory w/teal trim: Models R, G (aqua), L (ivory), & GH (teal trim)
ivory w/tan trim: Models G (tan), L (tan), & GH (brown trim)
teal w/ivory trim: Models 1205, L (teal)
?? PN-1: rectangular plastic hood w/chevron & 3-wire cord
ivory w/teal trim & chrome elbow; Models CA & CB (aqua)
ivory w/tan trim & chrome elbow; Model CB (tan)
teal w/ivory trim & chrome elbow; Model CB (teal)
PN-2: rectangular aluminum hood w/full-length motor housing
polished w/ivory trim & jade elbow (top-mounted cord): Models 1205, 1205/Jubilee, 1401/Super J, L (teal & gold)
PN-3: rectangular aluminum hood w/full-length motor housing & 3-wire cord
polished w/ivory trim & jade elbow (top-mounted cord): Model CB (teal & gold)
PN-4: rectangular aluminum hood w/full-length motor housing
polished w/ivory trim & elbow (rear-mounted cord); Models 1401/Super J, L (gold)
gold w/ivory trim & elbow; Models 1401/Super J, L (gold)
brown w/ivory trim & elbow; Models 1401 & 1401-B/Olympia One, 1453/Deluxe Special (brown)
PN-4A: rectangular aluminum hood w/half-length motor housing
brown w/ivory trim & elbow; Models 1505/Olympia One & 1453/Deluxe Special (brown)
gray w/light gray trim & elbow; Models 1505/Silverado & 1453/Deluxe Special (gray)
PN-4B: rectangular aluminum hood w/half-length motor housing
gray w/light gray trim & elbow; Models 1505/Silverado & 1453/Deluxe Special (gray)
PN-4C (v.1): rectangular aluminum hood w/full-length motor housing & 3-wire cord
polished w/ivory trim & elbow; Model CB (gold)
brown w/ivory trim & elbow; Model CB (brown)
PN-4C (v.2): rectangular aluminum hood w/half-length motor housing & 3-wire cord
gray w/ivory trim & elbow; Model CB (gray)
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Approximate Timeline:
PN-1: 1959-72
PN-2: 1972-75
PN-3: 1972-75
PN-4: 1975-82
PN-4A: 1982-83
PN-4B: 1983
PN-4C: 1975-83
PN-5: 1983-85
PN-6: 1985-87
PN-6A: 1987-88
PN-6B: 1988-89
PN-6BC: 1986-89
PN-7: 1988-89
PN-7A: 1988-89
PN-7B: 1988-89
PN-7BC: 1988-89